Home / 89,104.90-122,964.42-48,821.18

Finding the Fourth Proportional to 89,104.90, 122,964.42 and 48,821.18

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Solution

The fourth proportional to 89,104.90, 122,964.42 and 48,821.18 is: 67,373.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,104.90 : 122,964.42 = 48,821.18 : x
  2. Step 2: Convert to fraction form
    89,104.90/122,964.42 = 48,821.18/x
  3. Step 3: Cross multiply
    89,104.90x = 122,964.42 × 48,821.18
  4. Step 4: Simplify right side
    89,104.90x = 6,003,268,082.42
  5. Step 5: Solve for x
    x = 6,003,268,082.42/89,104.90
  6. Step 6: Final answer
    x = 67,373.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.