Home / 143,024.91-214,454.28-54,229.97

Finding the Fourth Proportional to 143,024.91, 214,454.28 and 54,229.97

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Solution

The fourth proportional to 143,024.91, 214,454.28 and 54,229.97 is: 81,313.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,024.91 : 214,454.28 = 54,229.97 : x
  2. Step 2: Convert to fraction form
    143,024.91/214,454.28 = 54,229.97/x
  3. Step 3: Cross multiply
    143,024.91x = 214,454.28 × 54,229.97
  4. Step 4: Simplify right side
    143,024.91x = 11,629,849,910.27
  5. Step 5: Solve for x
    x = 11,629,849,910.27/143,024.91
  6. Step 6: Final answer
    x = 81,313.46

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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.