Home / 157,790.62-217,759.22-96,517.60

Finding the Fourth Proportional to 157,790.62, 217,759.22 and 96,517.60

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Solution

The fourth proportional to 157,790.62, 217,759.22 and 96,517.60 is: 133,199.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,790.62 : 217,759.22 = 96,517.60 : x
  2. Step 2: Convert to fraction form
    157,790.62/217,759.22 = 96,517.60/x
  3. Step 3: Cross multiply
    157,790.62x = 217,759.22 × 96,517.60
  4. Step 4: Simplify right side
    157,790.62x = 21,017,597,292.27
  5. Step 5: Solve for x
    x = 21,017,597,292.27/157,790.62
  6. Step 6: Final answer
    x = 133,199.28

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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.