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Finding the Fourth Proportional to 240,665.88, 332,119.26 and 143,932.44

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Solution

The fourth proportional to 240,665.88, 332,119.26 and 143,932.44 is: 198,626.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,665.88 : 332,119.26 = 143,932.44 : x
  2. Step 2: Convert to fraction form
    240,665.88/332,119.26 = 143,932.44/x
  3. Step 3: Cross multiply
    240,665.88x = 332,119.26 × 143,932.44
  4. Step 4: Simplify right side
    240,665.88x = 47,802,735,462.79
  5. Step 5: Solve for x
    x = 47,802,735,462.79/240,665.88
  6. Step 6: Final answer
    x = 198,626.97

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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.