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Finding the Fourth Proportional to 92,793.33, 139,121.84 and 29,577.06

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Solution

The fourth proportional to 92,793.33, 139,121.84 and 29,577.06 is: 44,343.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,793.33 : 139,121.84 = 29,577.06 : x
  2. Step 2: Convert to fraction form
    92,793.33/139,121.84 = 29,577.06/x
  3. Step 3: Cross multiply
    92,793.33x = 139,121.84 × 29,577.06
  4. Step 4: Simplify right side
    92,793.33x = 4,114,815,082.93
  5. Step 5: Solve for x
    x = 4,114,815,082.93/92,793.33
  6. Step 6: Final answer
    x = 44,343.87

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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.