Home / 150,238.35-225,387.61-55,469.11

Finding the Fourth Proportional to 150,238.35, 225,387.61 and 55,469.11

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Solution

The fourth proportional to 150,238.35, 225,387.61 and 55,469.11 is: 83,214.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,238.35 : 225,387.61 = 55,469.11 : x
  2. Step 2: Convert to fraction form
    150,238.35/225,387.61 = 55,469.11/x
  3. Step 3: Cross multiply
    150,238.35x = 225,387.61 × 55,469.11
  4. Step 4: Simplify right side
    150,238.35x = 12,502,050,131.73
  5. Step 5: Solve for x
    x = 12,502,050,131.73/150,238.35
  6. Step 6: Final answer
    x = 83,214.77

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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.