Home / 107,169.20-160,780.72-32,287.76

Finding the Fourth Proportional to 107,169.20, 160,780.72 and 32,287.76

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Solution

The fourth proportional to 107,169.20, 160,780.72 and 32,287.76 is: 48,439.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,169.20 : 160,780.72 = 32,287.76 : x
  2. Step 2: Convert to fraction form
    107,169.20/160,780.72 = 32,287.76/x
  3. Step 3: Cross multiply
    107,169.20x = 160,780.72 × 32,287.76
  4. Step 4: Simplify right side
    107,169.20x = 5,191,249,299.99
  5. Step 5: Solve for x
    x = 5,191,249,299.99/107,169.20
  6. Step 6: Final answer
    x = 48,439.75

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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.