Home / 104,016.25-143,542.28-56,269.50

Finding the Fourth Proportional to 104,016.25, 143,542.28 and 56,269.50

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Solution

The fourth proportional to 104,016.25, 143,542.28 and 56,269.50 is: 77,651.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,016.25 : 143,542.28 = 56,269.50 : x
  2. Step 2: Convert to fraction form
    104,016.25/143,542.28 = 56,269.50/x
  3. Step 3: Cross multiply
    104,016.25x = 143,542.28 × 56,269.50
  4. Step 4: Simplify right side
    104,016.25x = 8,077,052,324.46
  5. Step 5: Solve for x
    x = 8,077,052,324.46/104,016.25
  6. Step 6: Final answer
    x = 77,651.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.