Home / 91,966.49-138,002.97-38,654.27

Finding the Fourth Proportional to 91,966.49, 138,002.97 and 38,654.27

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Solution

The fourth proportional to 91,966.49, 138,002.97 and 38,654.27 is: 58,003.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,966.49 : 138,002.97 = 38,654.27 : x
  2. Step 2: Convert to fraction form
    91,966.49/138,002.97 = 38,654.27/x
  3. Step 3: Cross multiply
    91,966.49x = 138,002.97 × 38,654.27
  4. Step 4: Simplify right side
    91,966.49x = 5,334,404,063.18
  5. Step 5: Solve for x
    x = 5,334,404,063.18/91,966.49
  6. Step 6: Final answer
    x = 58,003.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.