Home / 157,524.57-217,387.26-88,612.20

Finding the Fourth Proportional to 157,524.57, 217,387.26 and 88,612.20

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Solution

The fourth proportional to 157,524.57, 217,387.26 and 88,612.20 is: 122,286.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,524.57 : 217,387.26 = 88,612.20 : x
  2. Step 2: Convert to fraction form
    157,524.57/217,387.26 = 88,612.20/x
  3. Step 3: Cross multiply
    157,524.57x = 217,387.26 × 88,612.20
  4. Step 4: Simplify right side
    157,524.57x = 19,263,163,360.57
  5. Step 5: Solve for x
    x = 19,263,163,360.57/157,524.57
  6. Step 6: Final answer
    x = 122,286.72

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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.