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Finding the Fourth Proportional to 148,240.39, 204,573.39 and 80,258.85

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Solution

The fourth proportional to 148,240.39, 204,573.39 and 80,258.85 is: 110,758.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,240.39 : 204,573.39 = 80,258.85 : x
  2. Step 2: Convert to fraction form
    148,240.39/204,573.39 = 80,258.85/x
  3. Step 3: Cross multiply
    148,240.39x = 204,573.39 × 80,258.85
  4. Step 4: Simplify right side
    148,240.39x = 16,418,825,022.00
  5. Step 5: Solve for x
    x = 16,418,825,022.00/148,240.39
  6. Step 6: Final answer
    x = 110,758.11

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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.