Home / 150,144.86-225,252.32-43,531.04

Finding the Fourth Proportional to 150,144.86, 225,252.32 and 43,531.04

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Solution

The fourth proportional to 150,144.86, 225,252.32 and 43,531.04 is: 65,306.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,144.86 : 225,252.32 = 43,531.04 : x
  2. Step 2: Convert to fraction form
    150,144.86/225,252.32 = 43,531.04/x
  3. Step 3: Cross multiply
    150,144.86x = 225,252.32 × 43,531.04
  4. Step 4: Simplify right side
    150,144.86x = 9,805,467,752.01
  5. Step 5: Solve for x
    x = 9,805,467,752.01/150,144.86
  6. Step 6: Final answer
    x = 65,306.72

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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.