Home / 95,741.70-143,272.35-83,397.30

Finding the Fourth Proportional to 95,741.70, 143,272.35 and 83,397.30

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Solution

The fourth proportional to 95,741.70, 143,272.35 and 83,397.30 is: 124,799.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,741.70 : 143,272.35 = 83,397.30 : x
  2. Step 2: Convert to fraction form
    95,741.70/143,272.35 = 83,397.30/x
  3. Step 3: Cross multiply
    95,741.70x = 143,272.35 × 83,397.30
  4. Step 4: Simplify right side
    95,741.70x = 11,948,527,154.66
  5. Step 5: Solve for x
    x = 11,948,527,154.66/95,741.70
  6. Step 6: Final answer
    x = 124,799.61

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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.