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Finding the Fourth Proportional to 89,634.67, 134,452.01 and 29,647.04

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Solution

The fourth proportional to 89,634.67, 134,452.01 and 29,647.04 is: 44,470.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,634.67 : 134,452.01 = 29,647.04 : x
  2. Step 2: Convert to fraction form
    89,634.67/134,452.01 = 29,647.04/x
  3. Step 3: Cross multiply
    89,634.67x = 134,452.01 × 29,647.04
  4. Step 4: Simplify right side
    89,634.67x = 3,986,103,520.41
  5. Step 5: Solve for x
    x = 3,986,103,520.41/89,634.67
  6. Step 6: Final answer
    x = 44,470.56

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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.