Home / 240,267.25-331,593.24-138,296.98

Finding the Fourth Proportional to 240,267.25, 331,593.24 and 138,296.98

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Solution

The fourth proportional to 240,267.25, 331,593.24 and 138,296.98 is: 190,863.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,267.25 : 331,593.24 = 138,296.98 : x
  2. Step 2: Convert to fraction form
    240,267.25/331,593.24 = 138,296.98/x
  3. Step 3: Cross multiply
    240,267.25x = 331,593.24 × 138,296.98
  4. Step 4: Simplify right side
    240,267.25x = 45,858,343,680.42
  5. Step 5: Solve for x
    x = 45,858,343,680.42/240,267.25
  6. Step 6: Final answer
    x = 190,863.90

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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.