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Finding the Fourth Proportional to 224,273.28, 309,499.44 and 123,674.88

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Solution

The fourth proportional to 224,273.28, 309,499.44 and 123,674.88 is: 170,672.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,273.28 : 309,499.44 = 123,674.88 : x
  2. Step 2: Convert to fraction form
    224,273.28/309,499.44 = 123,674.88/x
  3. Step 3: Cross multiply
    224,273.28x = 309,499.44 × 123,674.88
  4. Step 4: Simplify right side
    224,273.28x = 38,277,306,102.07
  5. Step 5: Solve for x
    x = 38,277,306,102.07/224,273.28
  6. Step 6: Final answer
    x = 170,672.61

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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.