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Finding the Fourth Proportional to 63,255.42, 94,862.97 and 25,815.42

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Solution

The fourth proportional to 63,255.42, 94,862.97 and 25,815.42 is: 38,714.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,255.42 : 94,862.97 = 25,815.42 : x
  2. Step 2: Convert to fraction form
    63,255.42/94,862.97 = 25,815.42/x
  3. Step 3: Cross multiply
    63,255.42x = 94,862.97 × 25,815.42
  4. Step 4: Simplify right side
    63,255.42x = 2,448,927,413.00
  5. Step 5: Solve for x
    x = 2,448,927,413.00/63,255.42
  6. Step 6: Final answer
    x = 38,714.90

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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.