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Finding the Fourth Proportional to 224,396.76, 309,667.52 and 123,794.76

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Solution

The fourth proportional to 224,396.76, 309,667.52 and 123,794.76 is: 170,836.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,396.76 : 309,667.52 = 123,794.76 : x
  2. Step 2: Convert to fraction form
    224,396.76/309,667.52 = 123,794.76/x
  3. Step 3: Cross multiply
    224,396.76x = 309,667.52 × 123,794.76
  4. Step 4: Simplify right side
    224,396.76x = 38,335,216,318.20
  5. Step 5: Solve for x
    x = 38,335,216,318.20/224,396.76
  6. Step 6: Final answer
    x = 170,836.76

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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.