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Finding the Fourth Proportional to 34,229.60, 51,344.40 and 32,917.40

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Solution

The fourth proportional to 34,229.60, 51,344.40 and 32,917.40 is: 49,376.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,229.60 : 51,344.40 = 32,917.40 : x
  2. Step 2: Convert to fraction form
    34,229.60/51,344.40 = 32,917.40/x
  3. Step 3: Cross multiply
    34,229.60x = 51,344.40 × 32,917.40
  4. Step 4: Simplify right side
    34,229.60x = 1,690,124,152.56
  5. Step 5: Solve for x
    x = 1,690,124,152.56/34,229.60
  6. Step 6: Final answer
    x = 49,376.10

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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.