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Finding the Fourth Proportional to 92,244.60, 138,407.11 and 32,316.07

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Solution

The fourth proportional to 92,244.60, 138,407.11 and 32,316.07 is: 48,488.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,244.60 : 138,407.11 = 32,316.07 : x
  2. Step 2: Convert to fraction form
    92,244.60/138,407.11 = 32,316.07/x
  3. Step 3: Cross multiply
    92,244.60x = 138,407.11 × 32,316.07
  4. Step 4: Simplify right side
    92,244.60x = 4,472,773,001.64
  5. Step 5: Solve for x
    x = 4,472,773,001.64/92,244.60
  6. Step 6: Final answer
    x = 48,488.18

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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.