Home / 62,428.92-86,151.90-34,134.60

Finding the Fourth Proportional to 62,428.92, 86,151.90 and 34,134.60

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Solution

The fourth proportional to 62,428.92, 86,151.90 and 34,134.60 is: 47,105.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,428.92 : 86,151.90 = 34,134.60 : x
  2. Step 2: Convert to fraction form
    62,428.92/86,151.90 = 34,134.60/x
  3. Step 3: Cross multiply
    62,428.92x = 86,151.90 × 34,134.60
  4. Step 4: Simplify right side
    62,428.92x = 2,940,760,645.74
  5. Step 5: Solve for x
    x = 2,940,760,645.74/62,428.92
  6. Step 6: Final answer
    x = 47,105.74

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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.