Home / 121,569.66-182,363.40-32,821.20

Finding the Fourth Proportional to 121,569.66, 182,363.40 and 32,821.20

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Solution

The fourth proportional to 121,569.66, 182,363.40 and 32,821.20 is: 49,234.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,569.66 : 182,363.40 = 32,821.20 : x
  2. Step 2: Convert to fraction form
    121,569.66/182,363.40 = 32,821.20/x
  3. Step 3: Cross multiply
    121,569.66x = 182,363.40 × 32,821.20
  4. Step 4: Simplify right side
    121,569.66x = 5,985,385,624.08
  5. Step 5: Solve for x
    x = 5,985,385,624.08/121,569.66
  6. Step 6: Final answer
    x = 49,234.21

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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.