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Finding the Fourth Proportional to 247,672.22, 371,504.33 and 97,913.90

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Solution

The fourth proportional to 247,672.22, 371,504.33 and 97,913.90 is: 146,869.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,672.22 : 371,504.33 = 97,913.90 : x
  2. Step 2: Convert to fraction form
    247,672.22/371,504.33 = 97,913.90/x
  3. Step 3: Cross multiply
    247,672.22x = 371,504.33 × 97,913.90
  4. Step 4: Simplify right side
    247,672.22x = 36,375,437,327.62
  5. Step 5: Solve for x
    x = 36,375,437,327.62/247,672.22
  6. Step 6: Final answer
    x = 146,869.27

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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.