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Finding the Fourth Proportional to 88,697.75, 122,402.90 and 60,452.78

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Solution

The fourth proportional to 88,697.75, 122,402.90 and 60,452.78 is: 83,424.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,697.75 : 122,402.90 = 60,452.78 : x
  2. Step 2: Convert to fraction form
    88,697.75/122,402.90 = 60,452.78/x
  3. Step 3: Cross multiply
    88,697.75x = 122,402.90 × 60,452.78
  4. Step 4: Simplify right side
    88,697.75x = 7,399,595,282.80
  5. Step 5: Solve for x
    x = 7,399,595,282.80/88,697.75
  6. Step 6: Final answer
    x = 83,424.84

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1.5x scale

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.