Home / 55,674.18-83,511.27-45,783.50

Finding the Fourth Proportional to 55,674.18, 83,511.27 and 45,783.50

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Solution

The fourth proportional to 55,674.18, 83,511.27 and 45,783.50 is: 68,675.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,674.18 : 83,511.27 = 45,783.50 : x
  2. Step 2: Convert to fraction form
    55,674.18/83,511.27 = 45,783.50/x
  3. Step 3: Cross multiply
    55,674.18x = 83,511.27 × 45,783.50
  4. Step 4: Simplify right side
    55,674.18x = 3,823,437,812.49
  5. Step 5: Solve for x
    x = 3,823,437,812.49/55,674.18
  6. Step 6: Final answer
    x = 68,675.24

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Half scale
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Double scale
Find fourth proportional to 55,675.18, 83,512.77 and 45,784.50
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.