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Finding the Fourth Proportional to 93,770.88, 140,610.96 and 34,634.40

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Solution

The fourth proportional to 93,770.88, 140,610.96 and 34,634.40 is: 51,934.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,770.88 : 140,610.96 = 34,634.40 : x
  2. Step 2: Convert to fraction form
    93,770.88/140,610.96 = 34,634.40/x
  3. Step 3: Cross multiply
    93,770.88x = 140,610.96 × 34,634.40
  4. Step 4: Simplify right side
    93,770.88x = 4,869,976,233.02
  5. Step 5: Solve for x
    x = 4,869,976,233.02/93,770.88
  6. Step 6: Final answer
    x = 51,934.85

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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.