Home / 202,680.24-279,660.24-127,194.72

Finding the Fourth Proportional to 202,680.24, 279,660.24 and 127,194.72

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Solution

The fourth proportional to 202,680.24, 279,660.24 and 127,194.72 is: 175,504.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,680.24 : 279,660.24 = 127,194.72 : x
  2. Step 2: Convert to fraction form
    202,680.24/279,660.24 = 127,194.72/x
  3. Step 3: Cross multiply
    202,680.24x = 279,660.24 × 127,194.72
  4. Step 4: Simplify right side
    202,680.24x = 35,571,305,921.93
  5. Step 5: Solve for x
    x = 35,571,305,921.93/202,680.24
  6. Step 6: Final answer
    x = 175,504.56

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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.