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Finding the Fourth Proportional to 250,844.75, 376,265.66 and 61,306.12

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Solution

The fourth proportional to 250,844.75, 376,265.66 and 61,306.12 is: 91,958.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,844.75 : 376,265.66 = 61,306.12 : x
  2. Step 2: Convert to fraction form
    250,844.75/376,265.66 = 61,306.12/x
  3. Step 3: Cross multiply
    250,844.75x = 376,265.66 × 61,306.12
  4. Step 4: Simplify right side
    250,844.75x = 23,067,385,751.15
  5. Step 5: Solve for x
    x = 23,067,385,751.15/250,844.75
  6. Step 6: Final answer
    x = 91,958.81

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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.