Home / 92,608.11-138,912.30-22,487.42

Finding the Fourth Proportional to 92,608.11, 138,912.30 and 22,487.42

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Solution

The fourth proportional to 92,608.11, 138,912.30 and 22,487.42 is: 33,731.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,608.11 : 138,912.30 = 22,487.42 : x
  2. Step 2: Convert to fraction form
    92,608.11/138,912.30 = 22,487.42/x
  3. Step 3: Cross multiply
    92,608.11x = 138,912.30 × 22,487.42
  4. Step 4: Simplify right side
    92,608.11x = 3,123,779,580.55
  5. Step 5: Solve for x
    x = 3,123,779,580.55/92,608.11
  6. Step 6: Final answer
    x = 33,731.17

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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.