Home / 143,917.62-215,876.96-44,077.42

Finding the Fourth Proportional to 143,917.62, 215,876.96 and 44,077.42

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Solution

The fourth proportional to 143,917.62, 215,876.96 and 44,077.42 is: 66,116.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,917.62 : 215,876.96 = 44,077.42 : x
  2. Step 2: Convert to fraction form
    143,917.62/215,876.96 = 44,077.42/x
  3. Step 3: Cross multiply
    143,917.62x = 215,876.96 × 44,077.42
  4. Step 4: Simplify right side
    143,917.62x = 9,515,299,434.24
  5. Step 5: Solve for x
    x = 9,515,299,434.24/143,917.62
  6. Step 6: Final answer
    x = 66,116.29

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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.