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Finding the Fourth Proportional to 226,760.74, 312,932.70 and 124,797.94

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Solution

The fourth proportional to 226,760.74, 312,932.70 and 124,797.94 is: 172,222.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,760.74 : 312,932.70 = 124,797.94 : x
  2. Step 2: Convert to fraction form
    226,760.74/312,932.70 = 124,797.94/x
  3. Step 3: Cross multiply
    226,760.74x = 312,932.70 × 124,797.94
  4. Step 4: Simplify right side
    226,760.74x = 39,053,356,318.64
  5. Step 5: Solve for x
    x = 39,053,356,318.64/226,760.74
  6. Step 6: Final answer
    x = 172,222.74

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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.