Home / 200,306.52-276,426.27-109,660.97

Finding the Fourth Proportional to 200,306.52, 276,426.27 and 109,660.97

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Solution

The fourth proportional to 200,306.52, 276,426.27 and 109,660.97 is: 151,333.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,306.52 : 276,426.27 = 109,660.97 : x
  2. Step 2: Convert to fraction form
    200,306.52/276,426.27 = 109,660.97/x
  3. Step 3: Cross multiply
    200,306.52x = 276,426.27 × 109,660.97
  4. Step 4: Simplify right side
    200,306.52x = 30,313,173,592.75
  5. Step 5: Solve for x
    x = 30,313,173,592.75/200,306.52
  6. Step 6: Final answer
    x = 151,333.93

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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.