Home / 76,713.28-115,088.01-24,122.76

Finding the Fourth Proportional to 76,713.28, 115,088.01 and 24,122.76

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Solution

The fourth proportional to 76,713.28, 115,088.01 and 24,122.76 is: 36,189.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,713.28 : 115,088.01 = 24,122.76 : x
  2. Step 2: Convert to fraction form
    76,713.28/115,088.01 = 24,122.76/x
  3. Step 3: Cross multiply
    76,713.28x = 115,088.01 × 24,122.76
  4. Step 4: Simplify right side
    76,713.28x = 2,776,240,772.97
  5. Step 5: Solve for x
    x = 2,776,240,772.97/76,713.28
  6. Step 6: Final answer
    x = 36,189.83

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1.5x scale

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.