Home / 95,149.20-142,793.08-76,652.60

Finding the Fourth Proportional to 95,149.20, 142,793.08 and 76,652.60

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Solution

The fourth proportional to 95,149.20, 142,793.08 and 76,652.60 is: 115,034.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,149.20 : 142,793.08 = 76,652.60 : x
  2. Step 2: Convert to fraction form
    95,149.20/142,793.08 = 76,652.60/x
  3. Step 3: Cross multiply
    95,149.20x = 142,793.08 × 76,652.60
  4. Step 4: Simplify right side
    95,149.20x = 10,945,460,844.01
  5. Step 5: Solve for x
    x = 10,945,460,844.01/95,149.20
  6. Step 6: Final answer
    x = 115,034.71

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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.