Home / 95,687.43-143,793.59-90,252.74

Finding the Fourth Proportional to 95,687.43, 143,793.59 and 90,252.74

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Solution

The fourth proportional to 95,687.43, 143,793.59 and 90,252.74 is: 135,626.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,687.43 : 143,793.59 = 90,252.74 : x
  2. Step 2: Convert to fraction form
    95,687.43/143,793.59 = 90,252.74/x
  3. Step 3: Cross multiply
    95,687.43x = 143,793.59 × 90,252.74
  4. Step 4: Simplify right side
    95,687.43x = 12,977,764,321.71
  5. Step 5: Solve for x
    x = 12,977,764,321.71/95,687.43
  6. Step 6: Final answer
    x = 135,626.64

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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.