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Finding the Fourth Proportional to 168,834.40, 253,251.60 and 44,175.40

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Solution

The fourth proportional to 168,834.40, 253,251.60 and 44,175.40 is: 66,263.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,834.40 : 253,251.60 = 44,175.40 : x
  2. Step 2: Convert to fraction form
    168,834.40/253,251.60 = 44,175.40/x
  3. Step 3: Cross multiply
    168,834.40x = 253,251.60 × 44,175.40
  4. Step 4: Simplify right side
    168,834.40x = 11,187,490,730.64
  5. Step 5: Solve for x
    x = 11,187,490,730.64/168,834.40
  6. Step 6: Final answer
    x = 66,263.10

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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.