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Finding the Fourth Proportional to 224,067.06, 309,211.02 and 123,465.06

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Solution

The fourth proportional to 224,067.06, 309,211.02 and 123,465.06 is: 170,380.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,067.06 : 309,211.02 = 123,465.06 : x
  2. Step 2: Convert to fraction form
    224,067.06/309,211.02 = 123,465.06/x
  3. Step 3: Cross multiply
    224,067.06x = 309,211.02 × 123,465.06
  4. Step 4: Simplify right side
    224,067.06x = 38,176,757,136.96
  5. Step 5: Solve for x
    x = 38,176,757,136.96/224,067.06
  6. Step 6: Final answer
    x = 170,380.94

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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.