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Finding the Fourth Proportional to 63,842.34, 95,804.82 and 28,779.87

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Solution

The fourth proportional to 63,842.34, 95,804.82 and 28,779.87 is: 43,188.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,842.34 : 95,804.82 = 28,779.87 : x
  2. Step 2: Convert to fraction form
    63,842.34/95,804.82 = 28,779.87/x
  3. Step 3: Cross multiply
    63,842.34x = 95,804.82 × 28,779.87
  4. Step 4: Simplify right side
    63,842.34x = 2,757,250,264.97
  5. Step 5: Solve for x
    x = 2,757,250,264.97/63,842.34
  6. Step 6: Final answer
    x = 43,188.43

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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.