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Finding the Fourth Proportional to 136,304.34, 204,498.34 and 69,791.19

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Solution

The fourth proportional to 136,304.34, 204,498.34 and 69,791.19 is: 104,708.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,304.34 : 204,498.34 = 69,791.19 : x
  2. Step 2: Convert to fraction form
    136,304.34/204,498.34 = 69,791.19/x
  3. Step 3: Cross multiply
    136,304.34x = 204,498.34 × 69,791.19
  4. Step 4: Simplify right side
    136,304.34x = 14,272,181,560.28
  5. Step 5: Solve for x
    x = 14,272,181,560.28/136,304.34
  6. Step 6: Final answer
    x = 104,708.20

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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.