Home / 252,250.20-348,107.64-139,077

Finding the Fourth Proportional to 252,250.20, 348,107.64 and 139,077

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Solution

The fourth proportional to 252,250.20, 348,107.64 and 139,077 is: 191,927.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,250.20 : 348,107.64 = 139,077 : x
  2. Step 2: Convert to fraction form
    252,250.20/348,107.64 = 139,077/x
  3. Step 3: Cross multiply
    252,250.20x = 348,107.64 × 139,077
  4. Step 4: Simplify right side
    252,250.20x = 48,413,766,248.28
  5. Step 5: Solve for x
    x = 48,413,766,248.28/252,250.20
  6. Step 6: Final answer
    x = 191,927.56

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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.