Home / 143,233.62-214,844.96-48,470.91

Finding the Fourth Proportional to 143,233.62, 214,844.96 and 48,470.91

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Solution

The fourth proportional to 143,233.62, 214,844.96 and 48,470.91 is: 72,704.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,233.62 : 214,844.96 = 48,470.91 : x
  2. Step 2: Convert to fraction form
    143,233.62/214,844.96 = 48,470.91/x
  3. Step 3: Cross multiply
    143,233.62x = 214,844.96 × 48,470.91
  4. Step 4: Simplify right side
    143,233.62x = 10,413,729,762.97
  5. Step 5: Solve for x
    x = 10,413,729,762.97/143,233.62
  6. Step 6: Final answer
    x = 72,704.51

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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.