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Finding the Fourth Proportional to 51,859.30, 77,793.04 and 25,549.68

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Solution

The fourth proportional to 51,859.30, 77,793.04 and 25,549.68 is: 38,326.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,859.30 : 77,793.04 = 25,549.68 : x
  2. Step 2: Convert to fraction form
    51,859.30/77,793.04 = 25,549.68/x
  3. Step 3: Cross multiply
    51,859.30x = 77,793.04 × 25,549.68
  4. Step 4: Simplify right side
    51,859.30x = 1,987,587,278.23
  5. Step 5: Solve for x
    x = 1,987,587,278.23/51,859.30
  6. Step 6: Final answer
    x = 38,326.54

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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.