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Finding the Fourth Proportional to 89,049.92, 122,888.88 and 48,766.14

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Solution

The fourth proportional to 89,049.92, 122,888.88 and 48,766.14 is: 67,297.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,049.92 : 122,888.88 = 48,766.14 : x
  2. Step 2: Convert to fraction form
    89,049.92/122,888.88 = 48,766.14/x
  3. Step 3: Cross multiply
    89,049.92x = 122,888.88 × 48,766.14
  4. Step 4: Simplify right side
    89,049.92x = 5,992,816,326.52
  5. Step 5: Solve for x
    x = 5,992,816,326.52/89,049.92
  6. Step 6: Final answer
    x = 67,297.27

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1.5x scale

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.