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Finding the Fourth Proportional to 240,168.26, 331,412.25 and 132,738.26

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Solution

The fourth proportional to 240,168.26, 331,412.25 and 132,738.26 is: 183,167.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,168.26 : 331,412.25 = 132,738.26 : x
  2. Step 2: Convert to fraction form
    240,168.26/331,412.25 = 132,738.26/x
  3. Step 3: Cross multiply
    240,168.26x = 331,412.25 × 132,738.26
  4. Step 4: Simplify right side
    240,168.26x = 43,991,086,236.22
  5. Step 5: Solve for x
    x = 43,991,086,236.22/240,168.26
  6. Step 6: Final answer
    x = 183,167.78

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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.