Home / 92,282.17-138,426.25-29,102.90

Finding the Fourth Proportional to 92,282.17, 138,426.25 and 29,102.90

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Solution

The fourth proportional to 92,282.17, 138,426.25 and 29,102.90 is: 43,655.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,282.17 : 138,426.25 = 29,102.90 : x
  2. Step 2: Convert to fraction form
    92,282.17/138,426.25 = 29,102.90/x
  3. Step 3: Cross multiply
    92,282.17x = 138,426.25 × 29,102.90
  4. Step 4: Simplify right side
    92,282.17x = 4,028,605,945.47
  5. Step 5: Solve for x
    x = 4,028,605,945.47/92,282.17
  6. Step 6: Final answer
    x = 43,655.30

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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.