Home / 95,983.20-144,147.60-92,872.80

Finding the Fourth Proportional to 95,983.20, 144,147.60 and 92,872.80

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Solution

The fourth proportional to 95,983.20, 144,147.60 and 92,872.80 is: 139,476.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,983.20 : 144,147.60 = 92,872.80 : x
  2. Step 2: Convert to fraction form
    95,983.20/144,147.60 = 92,872.80/x
  3. Step 3: Cross multiply
    95,983.20x = 144,147.60 × 92,872.80
  4. Step 4: Simplify right side
    95,983.20x = 13,387,391,225.28
  5. Step 5: Solve for x
    x = 13,387,391,225.28/95,983.20
  6. Step 6: Final answer
    x = 139,476.40

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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.