Home / 79,929.20-119,849.72-32,532.13

Finding the Fourth Proportional to 79,929.20, 119,849.72 and 32,532.13

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Solution

The fourth proportional to 79,929.20, 119,849.72 and 32,532.13 is: 48,780.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,929.20 : 119,849.72 = 32,532.13 : x
  2. Step 2: Convert to fraction form
    79,929.20/119,849.72 = 32,532.13/x
  3. Step 3: Cross multiply
    79,929.20x = 119,849.72 × 32,532.13
  4. Step 4: Simplify right side
    79,929.20x = 3,898,965,909.59
  5. Step 5: Solve for x
    x = 3,898,965,909.59/79,929.20
  6. Step 6: Final answer
    x = 48,780.24

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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.