Home / 120,884.91-181,327.17-32,138.46

Finding the Fourth Proportional to 120,884.91, 181,327.17 and 32,138.46

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Solution

The fourth proportional to 120,884.91, 181,327.17 and 32,138.46 is: 48,207.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,884.91 : 181,327.17 = 32,138.46 : x
  2. Step 2: Convert to fraction form
    120,884.91/181,327.17 = 32,138.46/x
  3. Step 3: Cross multiply
    120,884.91x = 181,327.17 × 32,138.46
  4. Step 4: Simplify right side
    120,884.91x = 5,827,575,999.96
  5. Step 5: Solve for x
    x = 5,827,575,999.96/120,884.91
  6. Step 6: Final answer
    x = 48,207.64

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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.