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Finding the Fourth Proportional to 104,671.92, 144,396.42 and 62,200.38

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Solution

The fourth proportional to 104,671.92, 144,396.42 and 62,200.38 is: 85,806.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,671.92 : 144,396.42 = 62,200.38 : x
  2. Step 2: Convert to fraction form
    104,671.92/144,396.42 = 62,200.38/x
  3. Step 3: Cross multiply
    104,671.92x = 144,396.42 × 62,200.38
  4. Step 4: Simplify right side
    104,671.92x = 8,981,512,194.64
  5. Step 5: Solve for x
    x = 8,981,512,194.64/104,671.92
  6. Step 6: Final answer
    x = 85,806.32

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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.