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Finding the Fourth Proportional to 203,752.26, 281,447.46 and 169,871.58

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Solution

The fourth proportional to 203,752.26, 281,447.46 and 169,871.58 is: 234,647.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,752.26 : 281,447.46 = 169,871.58 : x
  2. Step 2: Convert to fraction form
    203,752.26/281,447.46 = 169,871.58/x
  3. Step 3: Cross multiply
    203,752.26x = 281,447.46 × 169,871.58
  4. Step 4: Simplify right side
    203,752.26x = 47,809,924,717.19
  5. Step 5: Solve for x
    x = 47,809,924,717.19/203,752.26
  6. Step 6: Final answer
    x = 234,647.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.