Home / 62,428.49-86,151.65-34,134.18

Finding the Fourth Proportional to 62,428.49, 86,151.65 and 34,134.18

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Solution

The fourth proportional to 62,428.49, 86,151.65 and 34,134.18 is: 47,105.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,428.49 : 86,151.65 = 34,134.18 : x
  2. Step 2: Convert to fraction form
    62,428.49/86,151.65 = 34,134.18/x
  3. Step 3: Cross multiply
    62,428.49x = 86,151.65 × 34,134.18
  4. Step 4: Simplify right side
    62,428.49x = 2,940,715,868.96
  5. Step 5: Solve for x
    x = 2,940,715,868.96/62,428.49
  6. Step 6: Final answer
    x = 47,105.35

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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.