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Finding the Fourth Proportional to 63,786.22, 95,675.49 and 28,237.13

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Solution

The fourth proportional to 63,786.22, 95,675.49 and 28,237.13 is: 42,354.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,786.22 : 95,675.49 = 28,237.13 : x
  2. Step 2: Convert to fraction form
    63,786.22/95,675.49 = 28,237.13/x
  3. Step 3: Cross multiply
    63,786.22x = 95,675.49 × 28,237.13
  4. Step 4: Simplify right side
    63,786.22x = 2,701,601,248.94
  5. Step 5: Solve for x
    x = 2,701,601,248.94/63,786.22
  6. Step 6: Final answer
    x = 42,354.00

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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.