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Finding the Fourth Proportional to 64,404.20, 96,611.10 and 22,845.80

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Solution

The fourth proportional to 64,404.20, 96,611.10 and 22,845.80 is: 34,270.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,404.20 : 96,611.10 = 22,845.80 : x
  2. Step 2: Convert to fraction form
    64,404.20/96,611.10 = 22,845.80/x
  3. Step 3: Cross multiply
    64,404.20x = 96,611.10 × 22,845.80
  4. Step 4: Simplify right side
    64,404.20x = 2,207,157,868.38
  5. Step 5: Solve for x
    x = 2,207,157,868.38/64,404.20
  6. Step 6: Final answer
    x = 34,270.40

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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.