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Finding the Fourth Proportional to 92,092.73, 138,162.08 and 32,122.07

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Solution

The fourth proportional to 92,092.73, 138,162.08 and 32,122.07 is: 48,191.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,092.73 : 138,162.08 = 32,122.07 : x
  2. Step 2: Convert to fraction form
    92,092.73/138,162.08 = 32,122.07/x
  3. Step 3: Cross multiply
    92,092.73x = 138,162.08 × 32,122.07
  4. Step 4: Simplify right side
    92,092.73x = 4,438,051,314.30
  5. Step 5: Solve for x
    x = 4,438,051,314.30/92,092.73
  6. Step 6: Final answer
    x = 48,191.11

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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.