Home / 62,428.29-86,151.34-34,133.98

Finding the Fourth Proportional to 62,428.29, 86,151.34 and 34,133.98

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Solution

The fourth proportional to 62,428.29, 86,151.34 and 34,133.98 is: 47,105.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,428.29 : 86,151.34 = 34,133.98 : x
  2. Step 2: Convert to fraction form
    62,428.29/86,151.34 = 34,133.98/x
  3. Step 3: Cross multiply
    62,428.29x = 86,151.34 × 34,133.98
  4. Step 4: Simplify right side
    62,428.29x = 2,940,688,116.53
  5. Step 5: Solve for x
    x = 2,940,688,116.53/62,428.29
  6. Step 6: Final answer
    x = 47,105.06

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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.