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Finding the Fourth Proportional to 75,253.15, 112,885.87 and 37,793.96

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Solution

The fourth proportional to 75,253.15, 112,885.87 and 37,793.96 is: 56,694.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,253.15 : 112,885.87 = 37,793.96 : x
  2. Step 2: Convert to fraction form
    75,253.15/112,885.87 = 37,793.96/x
  3. Step 3: Cross multiply
    75,253.15x = 112,885.87 × 37,793.96
  4. Step 4: Simplify right side
    75,253.15x = 4,266,403,890.62
  5. Step 5: Solve for x
    x = 4,266,403,890.62/75,253.15
  6. Step 6: Final answer
    x = 56,694.02

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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.