Home / 237,275.75-327,440.54-129,845.79

Finding the Fourth Proportional to 237,275.75, 327,440.54 and 129,845.79

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Solution

The fourth proportional to 237,275.75, 327,440.54 and 129,845.79 is: 179,187.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,275.75 : 327,440.54 = 129,845.79 : x
  2. Step 2: Convert to fraction form
    237,275.75/327,440.54 = 129,845.79/x
  3. Step 3: Cross multiply
    237,275.75x = 327,440.54 × 129,845.79
  4. Step 4: Simplify right side
    237,275.75x = 42,516,775,918.94
  5. Step 5: Solve for x
    x = 42,516,775,918.94/237,275.75
  6. Step 6: Final answer
    x = 179,187.19

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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.