Home / 146,133.60-219,286.80-106,591.20

Finding the Fourth Proportional to 146,133.60, 219,286.80 and 106,591.20

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Solution

The fourth proportional to 146,133.60, 219,286.80 and 106,591.20 is: 159,949.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,133.60 : 219,286.80 = 106,591.20 : x
  2. Step 2: Convert to fraction form
    146,133.60/219,286.80 = 106,591.20/x
  3. Step 3: Cross multiply
    146,133.60x = 219,286.80 × 106,591.20
  4. Step 4: Simplify right side
    146,133.60x = 23,374,043,156.16
  5. Step 5: Solve for x
    x = 23,374,043,156.16/146,133.60
  6. Step 6: Final answer
    x = 159,949.82

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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.