Home / 121,580.30-182,379.68-32,832.54

Finding the Fourth Proportional to 121,580.30, 182,379.68 and 32,832.54

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Solution

The fourth proportional to 121,580.30, 182,379.68 and 32,832.54 is: 49,251.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,580.30 : 182,379.68 = 32,832.54 : x
  2. Step 2: Convert to fraction form
    121,580.30/182,379.68 = 32,832.54/x
  3. Step 3: Cross multiply
    121,580.30x = 182,379.68 × 32,832.54
  4. Step 4: Simplify right side
    121,580.30x = 5,987,988,138.79
  5. Step 5: Solve for x
    x = 5,987,988,138.79/121,580.30
  6. Step 6: Final answer
    x = 49,251.30

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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.