Home / 113,316.97-156,381.26-62,333.49

Finding the Fourth Proportional to 113,316.97, 156,381.26 and 62,333.49

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Solution

The fourth proportional to 113,316.97, 156,381.26 and 62,333.49 is: 86,022.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,316.97 : 156,381.26 = 62,333.49 : x
  2. Step 2: Convert to fraction form
    113,316.97/156,381.26 = 62,333.49/x
  3. Step 3: Cross multiply
    113,316.97x = 156,381.26 × 62,333.49
  4. Step 4: Simplify right side
    113,316.97x = 9,747,789,394.73
  5. Step 5: Solve for x
    x = 9,747,789,394.73/113,316.97
  6. Step 6: Final answer
    x = 86,022.33

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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.