Home / 92,287.30-138,463.07-29,117.17

Finding the Fourth Proportional to 92,287.30, 138,463.07 and 29,117.17

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Solution

The fourth proportional to 92,287.30, 138,463.07 and 29,117.17 is: 43,685.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,287.30 : 138,463.07 = 29,117.17 : x
  2. Step 2: Convert to fraction form
    92,287.30/138,463.07 = 29,117.17/x
  3. Step 3: Cross multiply
    92,287.30x = 138,463.07 × 29,117.17
  4. Step 4: Simplify right side
    92,287.30x = 4,031,652,939.19
  5. Step 5: Solve for x
    x = 4,031,652,939.19/92,287.30
  6. Step 6: Final answer
    x = 43,685.89

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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.