Home / 100,242.62-150,351.38-32,769

Finding the Fourth Proportional to 100,242.62, 150,351.38 and 32,769

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Solution

The fourth proportional to 100,242.62, 150,351.38 and 32,769 is: 49,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,242.62 : 150,351.38 = 32,769 : x
  2. Step 2: Convert to fraction form
    100,242.62/150,351.38 = 32,769/x
  3. Step 3: Cross multiply
    100,242.62x = 150,351.38 × 32,769
  4. Step 4: Simplify right side
    100,242.62x = 4,926,864,207.38
  5. Step 5: Solve for x
    x = 4,926,864,207.38/100,242.62
  6. Step 6: Final answer
    x = 49,149.40

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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.