Home / 143,856.90-215,801.55-44,016.30

Finding the Fourth Proportional to 143,856.90, 215,801.55 and 44,016.30

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Solution

The fourth proportional to 143,856.90, 215,801.55 and 44,016.30 is: 66,029.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,856.90 : 215,801.55 = 44,016.30 : x
  2. Step 2: Convert to fraction form
    143,856.90/215,801.55 = 44,016.30/x
  3. Step 3: Cross multiply
    143,856.90x = 215,801.55 × 44,016.30
  4. Step 4: Simplify right side
    143,856.90x = 9,498,785,765.27
  5. Step 5: Solve for x
    x = 9,498,785,765.27/143,856.90
  6. Step 6: Final answer
    x = 66,029.41

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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.