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Finding the Fourth Proportional to 63,851.83, 95,884.49 and 39,891.89

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Solution

The fourth proportional to 63,851.83, 95,884.49 and 39,891.89 is: 59,904.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,851.83 : 95,884.49 = 39,891.89 : x
  2. Step 2: Convert to fraction form
    63,851.83/95,884.49 = 39,891.89/x
  3. Step 3: Cross multiply
    63,851.83x = 95,884.49 × 39,891.89
  4. Step 4: Simplify right side
    63,851.83x = 3,825,013,867.23
  5. Step 5: Solve for x
    x = 3,825,013,867.23/63,851.83
  6. Step 6: Final answer
    x = 59,904.53

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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.