Home / 95,061.20-142,610.25-28,495.75

Finding the Fourth Proportional to 95,061.20, 142,610.25 and 28,495.75

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Solution

The fourth proportional to 95,061.20, 142,610.25 and 28,495.75 is: 42,749.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,061.20 : 142,610.25 = 28,495.75 : x
  2. Step 2: Convert to fraction form
    95,061.20/142,610.25 = 28,495.75/x
  3. Step 3: Cross multiply
    95,061.20x = 142,610.25 × 28,495.75
  4. Step 4: Simplify right side
    95,061.20x = 4,063,786,031.44
  5. Step 5: Solve for x
    x = 4,063,786,031.44/95,061.20
  6. Step 6: Final answer
    x = 42,749.16

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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.