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Finding the Fourth Proportional to 252,880.43, 379,335.25 and 95,110.25

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Solution

The fourth proportional to 252,880.43, 379,335.25 and 95,110.25 is: 142,670.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,880.43 : 379,335.25 = 95,110.25 : x
  2. Step 2: Convert to fraction form
    252,880.43/379,335.25 = 95,110.25/x
  3. Step 3: Cross multiply
    252,880.43x = 379,335.25 × 95,110.25
  4. Step 4: Simplify right side
    252,880.43x = 36,078,668,564.64
  5. Step 5: Solve for x
    x = 36,078,668,564.64/252,880.43
  6. Step 6: Final answer
    x = 142,670.86

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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.