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Finding the Fourth Proportional to 63,879.28, 95,830.54 and 26,419.01

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Solution

The fourth proportional to 63,879.28, 95,830.54 and 26,419.01 is: 39,633.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,879.28 : 95,830.54 = 26,419.01 : x
  2. Step 2: Convert to fraction form
    63,879.28/95,830.54 = 26,419.01/x
  3. Step 3: Cross multiply
    63,879.28x = 95,830.54 × 26,419.01
  4. Step 4: Simplify right side
    63,879.28x = 2,531,747,449.37
  5. Step 5: Solve for x
    x = 2,531,747,449.37/63,879.28
  6. Step 6: Final answer
    x = 39,633.31

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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.