Home / 198,256.40-273,469.32-117,626.88

Finding the Fourth Proportional to 198,256.40, 273,469.32 and 117,626.88

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Solution

The fourth proportional to 198,256.40, 273,469.32 and 117,626.88 is: 162,251.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,256.40 : 273,469.32 = 117,626.88 : x
  2. Step 2: Convert to fraction form
    198,256.40/273,469.32 = 117,626.88/x
  3. Step 3: Cross multiply
    198,256.40x = 273,469.32 × 117,626.88
  4. Step 4: Simplify right side
    198,256.40x = 32,167,342,887.32
  5. Step 5: Solve for x
    x = 32,167,342,887.32/198,256.40
  6. Step 6: Final answer
    x = 162,251.22

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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.