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Finding the Fourth Proportional to 88,222.60, 132,333.90 and 50,897.80

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Solution

The fourth proportional to 88,222.60, 132,333.90 and 50,897.80 is: 76,346.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,222.60 : 132,333.90 = 50,897.80 : x
  2. Step 2: Convert to fraction form
    88,222.60/132,333.90 = 50,897.80/x
  3. Step 3: Cross multiply
    88,222.60x = 132,333.90 × 50,897.80
  4. Step 4: Simplify right side
    88,222.60x = 6,735,504,375.42
  5. Step 5: Solve for x
    x = 6,735,504,375.42/88,222.60
  6. Step 6: Final answer
    x = 76,346.70

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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.