Home / 95,346.18-131,601.92-65,143.71

Finding the Fourth Proportional to 95,346.18, 131,601.92 and 65,143.71

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Solution

The fourth proportional to 95,346.18, 131,601.92 and 65,143.71 is: 89,914.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,346.18 : 131,601.92 = 65,143.71 : x
  2. Step 2: Convert to fraction form
    95,346.18/131,601.92 = 65,143.71/x
  3. Step 3: Cross multiply
    95,346.18x = 131,601.92 × 65,143.71
  4. Step 4: Simplify right side
    95,346.18x = 8,573,036,986.20
  5. Step 5: Solve for x
    x = 8,573,036,986.20/95,346.18
  6. Step 6: Final answer
    x = 89,914.84

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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.