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Finding the Fourth Proportional to 88,793.28, 133,250.40 and 47,269.44

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Solution

The fourth proportional to 88,793.28, 133,250.40 and 47,269.44 is: 70,936.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,793.28 : 133,250.40 = 47,269.44 : x
  2. Step 2: Convert to fraction form
    88,793.28/133,250.40 = 47,269.44/x
  3. Step 3: Cross multiply
    88,793.28x = 133,250.40 × 47,269.44
  4. Step 4: Simplify right side
    88,793.28x = 6,298,671,787.78
  5. Step 5: Solve for x
    x = 6,298,671,787.78/88,793.28
  6. Step 6: Final answer
    x = 70,936.36

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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.