Home / 76,769.27-115,158.03-24,182.87

Finding the Fourth Proportional to 76,769.27, 115,158.03 and 24,182.87

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Solution

The fourth proportional to 76,769.27, 115,158.03 and 24,182.87 is: 36,275.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,769.27 : 115,158.03 = 24,182.87 : x
  2. Step 2: Convert to fraction form
    76,769.27/115,158.03 = 24,182.87/x
  3. Step 3: Cross multiply
    76,769.27x = 115,158.03 × 24,182.87
  4. Step 4: Simplify right side
    76,769.27x = 2,784,851,668.95
  5. Step 5: Solve for x
    x = 2,784,851,668.95/76,769.27
  6. Step 6: Final answer
    x = 36,275.60

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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.