Home / 62,428.82-86,152.05-34,134.48

Finding the Fourth Proportional to 62,428.82, 86,152.05 and 34,134.48

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Solution

The fourth proportional to 62,428.82, 86,152.05 and 34,134.48 is: 47,105.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,428.82 : 86,152.05 = 34,134.48 : x
  2. Step 2: Convert to fraction form
    62,428.82/86,152.05 = 34,134.48/x
  3. Step 3: Cross multiply
    62,428.82x = 86,152.05 × 34,134.48
  4. Step 4: Simplify right side
    62,428.82x = 2,940,755,427.68
  5. Step 5: Solve for x
    x = 2,940,755,427.68/62,428.82
  6. Step 6: Final answer
    x = 47,105.74

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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.