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Finding the Fourth Proportional to 248,843.52, 373,155.48 and 71,310.24

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Solution

The fourth proportional to 248,843.52, 373,155.48 and 71,310.24 is: 106,933.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,843.52 : 373,155.48 = 71,310.24 : x
  2. Step 2: Convert to fraction form
    248,843.52/373,155.48 = 71,310.24/x
  3. Step 3: Cross multiply
    248,843.52x = 373,155.48 × 71,310.24
  4. Step 4: Simplify right side
    248,843.52x = 26,609,806,836.12
  5. Step 5: Solve for x
    x = 26,609,806,836.12/248,843.52
  6. Step 6: Final answer
    x = 106,933.89

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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.