Home / 83,557.29-125,131.50-75,461.13

Finding the Fourth Proportional to 83,557.29, 125,131.50 and 75,461.13

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Solution

The fourth proportional to 83,557.29, 125,131.50 and 75,461.13 is: 113,007.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,557.29 : 125,131.50 = 75,461.13 : x
  2. Step 2: Convert to fraction form
    83,557.29/125,131.50 = 75,461.13/x
  3. Step 3: Cross multiply
    83,557.29x = 125,131.50 × 75,461.13
  4. Step 4: Simplify right side
    83,557.29x = 9,442,564,388.60
  5. Step 5: Solve for x
    x = 9,442,564,388.60/83,557.29
  6. Step 6: Final answer
    x = 113,007.07

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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.