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Finding the Fourth Proportional to 242,146.46, 363,278.04 and 75,934.46

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Solution

The fourth proportional to 242,146.46, 363,278.04 and 75,934.46 is: 113,919.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,146.46 : 363,278.04 = 75,934.46 : x
  2. Step 2: Convert to fraction form
    242,146.46/363,278.04 = 75,934.46/x
  3. Step 3: Cross multiply
    242,146.46x = 363,278.04 × 75,934.46
  4. Step 4: Simplify right side
    242,146.46x = 27,585,321,797.26
  5. Step 5: Solve for x
    x = 27,585,321,797.26/242,146.46
  6. Step 6: Final answer
    x = 113,919.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.