Home / 252,230.57-348,080.56-139,057.37

Finding the Fourth Proportional to 252,230.57, 348,080.56 and 139,057.37

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Solution

The fourth proportional to 252,230.57, 348,080.56 and 139,057.37 is: 191,900.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,230.57 : 348,080.56 = 139,057.37 : x
  2. Step 2: Convert to fraction form
    252,230.57/348,080.56 = 139,057.37/x
  3. Step 3: Cross multiply
    252,230.57x = 348,080.56 × 139,057.37
  4. Step 4: Simplify right side
    252,230.57x = 48,403,167,221.73
  5. Step 5: Solve for x
    x = 48,403,167,221.73/252,230.57
  6. Step 6: Final answer
    x = 191,900.48

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1.5x scale

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.