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Finding the Fourth Proportional to 148,854.60, 222,838.92 and 98,761.68

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Solution

The fourth proportional to 148,854.60, 222,838.92 and 98,761.68 is: 147,848.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,854.60 : 222,838.92 = 98,761.68 : x
  2. Step 2: Convert to fraction form
    148,854.60/222,838.92 = 98,761.68/x
  3. Step 3: Cross multiply
    148,854.60x = 222,838.92 × 98,761.68
  4. Step 4: Simplify right side
    148,854.60x = 22,007,946,108.59
  5. Step 5: Solve for x
    x = 22,007,946,108.59/148,854.60
  6. Step 6: Final answer
    x = 147,848.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.