Home / 96,079.79-144,207.15-51,138.88

Finding the Fourth Proportional to 96,079.79, 144,207.15 and 51,138.88

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Solution

The fourth proportional to 96,079.79, 144,207.15 and 51,138.88 is: 76,754.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,079.79 : 144,207.15 = 51,138.88 : x
  2. Step 2: Convert to fraction form
    96,079.79/144,207.15 = 51,138.88/x
  3. Step 3: Cross multiply
    96,079.79x = 144,207.15 × 51,138.88
  4. Step 4: Simplify right side
    96,079.79x = 7,374,591,522.78
  5. Step 5: Solve for x
    x = 7,374,591,522.78/96,079.79
  6. Step 6: Final answer
    x = 76,754.87

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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.