Home / 150,143.61-225,250.44-43,529.79

Finding the Fourth Proportional to 150,143.61, 225,250.44 and 43,529.79

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Solution

The fourth proportional to 150,143.61, 225,250.44 and 43,529.79 is: 65,304.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,143.61 : 225,250.44 = 43,529.79 : x
  2. Step 2: Convert to fraction form
    150,143.61/225,250.44 = 43,529.79/x
  3. Step 3: Cross multiply
    150,143.61x = 225,250.44 × 43,529.79
  4. Step 4: Simplify right side
    150,143.61x = 9,805,104,350.61
  5. Step 5: Solve for x
    x = 9,805,104,350.61/150,143.61
  6. Step 6: Final answer
    x = 65,304.84

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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.