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Finding the Fourth Proportional to 240,863.96, 332,392.28 and 131,968.76

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Solution

The fourth proportional to 240,863.96, 332,392.28 and 131,968.76 is: 182,116.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,863.96 : 332,392.28 = 131,968.76 : x
  2. Step 2: Convert to fraction form
    240,863.96/332,392.28 = 131,968.76/x
  3. Step 3: Cross multiply
    240,863.96x = 332,392.28 × 131,968.76
  4. Step 4: Simplify right side
    240,863.96x = 43,865,397,025.17
  5. Step 5: Solve for x
    x = 43,865,397,025.17/240,863.96
  6. Step 6: Final answer
    x = 182,116.90

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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.