Home / 237,268.12-327,429.97-129,838.17

Finding the Fourth Proportional to 237,268.12, 327,429.97 and 129,838.17

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Solution

The fourth proportional to 237,268.12, 327,429.97 and 129,838.17 is: 179,176.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,268.12 : 327,429.97 = 129,838.17 : x
  2. Step 2: Convert to fraction form
    237,268.12/327,429.97 = 129,838.17/x
  3. Step 3: Cross multiply
    237,268.12x = 327,429.97 × 129,838.17
  4. Step 4: Simplify right side
    237,268.12x = 42,512,908,107.95
  5. Step 5: Solve for x
    x = 42,512,908,107.95/237,268.12
  6. Step 6: Final answer
    x = 179,176.66

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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.