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Finding the Fourth Proportional to 79,446.56, 119,163.68 and 37,335.87

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Solution

The fourth proportional to 79,446.56, 119,163.68 and 37,335.87 is: 56,000.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,446.56 : 119,163.68 = 37,335.87 : x
  2. Step 2: Convert to fraction form
    79,446.56/119,163.68 = 37,335.87/x
  3. Step 3: Cross multiply
    79,446.56x = 119,163.68 × 37,335.87
  4. Step 4: Simplify right side
    79,446.56x = 4,449,079,478.52
  5. Step 5: Solve for x
    x = 4,449,079,478.52/79,446.56
  6. Step 6: Final answer
    x = 56,000.91

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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.