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Finding the Fourth Proportional to 252,536.87, 348,508.22 and 137,822.89

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Solution

The fourth proportional to 252,536.87, 348,508.22 and 137,822.89 is: 190,199.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,536.87 : 348,508.22 = 137,822.89 : x
  2. Step 2: Convert to fraction form
    252,536.87/348,508.22 = 137,822.89/x
  3. Step 3: Cross multiply
    252,536.87x = 348,508.22 × 137,822.89
  4. Step 4: Simplify right side
    252,536.87x = 48,032,409,542.44
  5. Step 5: Solve for x
    x = 48,032,409,542.44/252,536.87
  6. Step 6: Final answer
    x = 190,199.60

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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.