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Finding the Fourth Proportional to 252,797.72, 379,197.62 and 63,257.57

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Solution

The fourth proportional to 252,797.72, 379,197.62 and 63,257.57 is: 94,886.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,797.72 : 379,197.62 = 63,257.57 : x
  2. Step 2: Convert to fraction form
    252,797.72/379,197.62 = 63,257.57/x
  3. Step 3: Cross multiply
    252,797.72x = 379,197.62 × 63,257.57
  4. Step 4: Simplify right side
    252,797.72x = 23,987,119,990.98
  5. Step 5: Solve for x
    x = 23,987,119,990.98/252,797.72
  6. Step 6: Final answer
    x = 94,886.62

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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.