Home / 68,961.52-95,177.19-42,119.47

Finding the Fourth Proportional to 68,961.52, 95,177.19 and 42,119.47

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Solution

The fourth proportional to 68,961.52, 95,177.19 and 42,119.47 is: 58,131.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,961.52 : 95,177.19 = 42,119.47 : x
  2. Step 2: Convert to fraction form
    68,961.52/95,177.19 = 42,119.47/x
  3. Step 3: Cross multiply
    68,961.52x = 95,177.19 × 42,119.47
  4. Step 4: Simplify right side
    68,961.52x = 4,008,812,798.89
  5. Step 5: Solve for x
    x = 4,008,812,798.89/68,961.52
  6. Step 6: Final answer
    x = 58,131.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.