Home / 252,790.24-348,843.36-139,610.56

Finding the Fourth Proportional to 252,790.24, 348,843.36 and 139,610.56

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Solution

The fourth proportional to 252,790.24, 348,843.36 and 139,610.56 is: 192,658.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,790.24 : 348,843.36 = 139,610.56 : x
  2. Step 2: Convert to fraction form
    252,790.24/348,843.36 = 139,610.56/x
  3. Step 3: Cross multiply
    252,790.24x = 348,843.36 × 139,610.56
  4. Step 4: Simplify right side
    252,790.24x = 48,702,216,841.88
  5. Step 5: Solve for x
    x = 48,702,216,841.88/252,790.24
  6. Step 6: Final answer
    x = 192,658.61

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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.