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Finding the Fourth Proportional to 250,795, 376,198.28 and 61,256.96

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Solution

The fourth proportional to 250,795, 376,198.28 and 61,256.96 is: 91,886.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,795 : 376,198.28 = 61,256.96 : x
  2. Step 2: Convert to fraction form
    250,795/376,198.28 = 61,256.96/x
  3. Step 3: Cross multiply
    250,795x = 376,198.28 × 61,256.96
  4. Step 4: Simplify right side
    250,795x = 23,044,762,990.03
  5. Step 5: Solve for x
    x = 23,044,762,990.03/250,795
  6. Step 6: Final answer
    x = 91,886.85

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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.