Home / 121,134.75-181,689.36-32,397.22

Finding the Fourth Proportional to 121,134.75, 181,689.36 and 32,397.22

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Solution

The fourth proportional to 121,134.75, 181,689.36 and 32,397.22 is: 48,592.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,134.75 : 181,689.36 = 32,397.22 : x
  2. Step 2: Convert to fraction form
    121,134.75/181,689.36 = 32,397.22/x
  3. Step 3: Cross multiply
    121,134.75x = 181,689.36 × 32,397.22
  4. Step 4: Simplify right side
    121,134.75x = 5,886,230,167.58
  5. Step 5: Solve for x
    x = 5,886,230,167.58/121,134.75
  6. Step 6: Final answer
    x = 48,592.42

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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.