Home / 147,694.38-203,736.17-96,789.22

Finding the Fourth Proportional to 147,694.38, 203,736.17 and 96,789.22

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Solution

The fourth proportional to 147,694.38, 203,736.17 and 96,789.22 is: 133,515.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,694.38 : 203,736.17 = 96,789.22 : x
  2. Step 2: Convert to fraction form
    147,694.38/203,736.17 = 96,789.22/x
  3. Step 3: Cross multiply
    147,694.38x = 203,736.17 × 96,789.22
  4. Step 4: Simplify right side
    147,694.38x = 19,719,464,980.09
  5. Step 5: Solve for x
    x = 19,719,464,980.09/147,694.38
  6. Step 6: Final answer
    x = 133,515.34

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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.