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Finding the Fourth Proportional to 63,188.61, 94,782.65 and 25,740.33

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Solution

The fourth proportional to 63,188.61, 94,782.65 and 25,740.33 is: 38,610.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,188.61 : 94,782.65 = 25,740.33 : x
  2. Step 2: Convert to fraction form
    63,188.61/94,782.65 = 25,740.33/x
  3. Step 3: Cross multiply
    63,188.61x = 94,782.65 × 25,740.33
  4. Step 4: Simplify right side
    63,188.61x = 2,439,736,560.57
  5. Step 5: Solve for x
    x = 2,439,736,560.57/63,188.61
  6. Step 6: Final answer
    x = 38,610.39

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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.