Home / 45,852.30-68,713.65-28,269.90

Finding the Fourth Proportional to 45,852.30, 68,713.65 and 28,269.90

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Solution

The fourth proportional to 45,852.30, 68,713.65 and 28,269.90 is: 42,364.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,852.30 : 68,713.65 = 28,269.90 : x
  2. Step 2: Convert to fraction form
    45,852.30/68,713.65 = 28,269.90/x
  3. Step 3: Cross multiply
    45,852.30x = 68,713.65 × 28,269.90
  4. Step 4: Simplify right side
    45,852.30x = 1,942,528,014.14
  5. Step 5: Solve for x
    x = 1,942,528,014.14/45,852.30
  6. Step 6: Final answer
    x = 42,364.90

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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.