Home / 252,223.20-348,057.42-137,499.36

Finding the Fourth Proportional to 252,223.20, 348,057.42 and 137,499.36

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Solution

The fourth proportional to 252,223.20, 348,057.42 and 137,499.36 is: 189,743.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,223.20 : 348,057.42 = 137,499.36 : x
  2. Step 2: Convert to fraction form
    252,223.20/348,057.42 = 137,499.36/x
  3. Step 3: Cross multiply
    252,223.20x = 348,057.42 × 137,499.36
  4. Step 4: Simplify right side
    252,223.20x = 47,857,672,493.25
  5. Step 5: Solve for x
    x = 47,857,672,493.25/252,223.20
  6. Step 6: Final answer
    x = 189,743.34

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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.