Home / 92,001.90-138,002.85-88,373.10

Finding the Fourth Proportional to 92,001.90, 138,002.85 and 88,373.10

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Solution

The fourth proportional to 92,001.90, 138,002.85 and 88,373.10 is: 132,559.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,001.90 : 138,002.85 = 88,373.10 : x
  2. Step 2: Convert to fraction form
    92,001.90/138,002.85 = 88,373.10/x
  3. Step 3: Cross multiply
    92,001.90x = 138,002.85 × 88,373.10
  4. Step 4: Simplify right side
    92,001.90x = 12,195,739,663.34
  5. Step 5: Solve for x
    x = 12,195,739,663.34/92,001.90
  6. Step 6: Final answer
    x = 132,559.65

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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.