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Finding the Fourth Proportional to 123,793.92, 185,768.64 and 60,652.80

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Solution

The fourth proportional to 123,793.92, 185,768.64 and 60,652.80 is: 91,017.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,793.92 : 185,768.64 = 60,652.80 : x
  2. Step 2: Convert to fraction form
    123,793.92/185,768.64 = 60,652.80/x
  3. Step 3: Cross multiply
    123,793.92x = 185,768.64 × 60,652.80
  4. Step 4: Simplify right side
    123,793.92x = 11,267,388,168.19
  5. Step 5: Solve for x
    x = 11,267,388,168.19/123,793.92
  6. Step 6: Final answer
    x = 91,017.30

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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.