Home / 79,934.28-119,839.32-51,794.88

Finding the Fourth Proportional to 79,934.28, 119,839.32 and 51,794.88

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Solution

The fourth proportional to 79,934.28, 119,839.32 and 51,794.88 is: 77,652.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,934.28 : 119,839.32 = 51,794.88 : x
  2. Step 2: Convert to fraction form
    79,934.28/119,839.32 = 51,794.88/x
  3. Step 3: Cross multiply
    79,934.28x = 119,839.32 × 51,794.88
  4. Step 4: Simplify right side
    79,934.28x = 6,207,063,198.68
  5. Step 5: Solve for x
    x = 6,207,063,198.68/79,934.28
  6. Step 6: Final answer
    x = 77,652.08

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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.