Home / 148,654.41-205,076.12-88,227.60

Finding the Fourth Proportional to 148,654.41, 205,076.12 and 88,227.60

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Solution

The fourth proportional to 148,654.41, 205,076.12 and 88,227.60 is: 121,714.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,654.41 : 205,076.12 = 88,227.60 : x
  2. Step 2: Convert to fraction form
    148,654.41/205,076.12 = 88,227.60/x
  3. Step 3: Cross multiply
    148,654.41x = 205,076.12 × 88,227.60
  4. Step 4: Simplify right side
    148,654.41x = 18,093,373,443.77
  5. Step 5: Solve for x
    x = 18,093,373,443.77/148,654.41
  6. Step 6: Final answer
    x = 121,714.34

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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.