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Finding the Fourth Proportional to 88,452.60, 122,065.92 and 48,168.24

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Solution

The fourth proportional to 88,452.60, 122,065.92 and 48,168.24 is: 66,472.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,452.60 : 122,065.92 = 48,168.24 : x
  2. Step 2: Convert to fraction form
    88,452.60/122,065.92 = 48,168.24/x
  3. Step 3: Cross multiply
    88,452.60x = 122,065.92 × 48,168.24
  4. Step 4: Simplify right side
    88,452.60x = 5,879,700,530.38
  5. Step 5: Solve for x
    x = 5,879,700,530.38/88,452.60
  6. Step 6: Final answer
    x = 66,472.90

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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.