Home / 95,798.80-143,626.56-66,131.92

Finding the Fourth Proportional to 95,798.80, 143,626.56 and 66,131.92

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Solution

The fourth proportional to 95,798.80, 143,626.56 and 66,131.92 is: 99,148.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,798.80 : 143,626.56 = 66,131.92 : x
  2. Step 2: Convert to fraction form
    95,798.80/143,626.56 = 66,131.92/x
  3. Step 3: Cross multiply
    95,798.80x = 143,626.56 × 66,131.92
  4. Step 4: Simplify right side
    95,798.80x = 9,498,300,175.80
  5. Step 5: Solve for x
    x = 9,498,300,175.80/95,798.80
  6. Step 6: Final answer
    x = 99,148.43

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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.