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Finding the Fourth Proportional to 254,827.52, 382,536.56 and 136,729.52

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Solution

The fourth proportional to 254,827.52, 382,536.56 and 136,729.52 is: 205,252.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,827.52 : 382,536.56 = 136,729.52 : x
  2. Step 2: Convert to fraction form
    254,827.52/382,536.56 = 136,729.52/x
  3. Step 3: Cross multiply
    254,827.52x = 382,536.56 × 136,729.52
  4. Step 4: Simplify right side
    254,827.52x = 52,304,037,634.92
  5. Step 5: Solve for x
    x = 52,304,037,634.92/254,827.52
  6. Step 6: Final answer
    x = 205,252.71

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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.