Home / 79,132.20-118,709.94-22,965

Finding the Fourth Proportional to 79,132.20, 118,709.94 and 22,965

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Solution

The fourth proportional to 79,132.20, 118,709.94 and 22,965 is: 34,450.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,132.20 : 118,709.94 = 22,965 : x
  2. Step 2: Convert to fraction form
    79,132.20/118,709.94 = 22,965/x
  3. Step 3: Cross multiply
    79,132.20x = 118,709.94 × 22,965
  4. Step 4: Simplify right side
    79,132.20x = 2,726,173,772.10
  5. Step 5: Solve for x
    x = 2,726,173,772.10/79,132.20
  6. Step 6: Final answer
    x = 34,450.88

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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.