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Finding the Fourth Proportional to 88,516, 122,150.54 and 48,230.10

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Solution

The fourth proportional to 88,516, 122,150.54 and 48,230.10 is: 66,556.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,516 : 122,150.54 = 48,230.10 : x
  2. Step 2: Convert to fraction form
    88,516/122,150.54 = 48,230.10/x
  3. Step 3: Cross multiply
    88,516x = 122,150.54 × 48,230.10
  4. Step 4: Simplify right side
    88,516x = 5,891,332,759.25
  5. Step 5: Solve for x
    x = 5,891,332,759.25/88,516
  6. Step 6: Final answer
    x = 66,556.70

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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.