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Finding the Fourth Proportional to 63,889.99, 95,879.46 and 26,450.26

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Solution

The fourth proportional to 63,889.99, 95,879.46 and 26,450.26 is: 39,693.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,889.99 : 95,879.46 = 26,450.26 : x
  2. Step 2: Convert to fraction form
    63,889.99/95,879.46 = 26,450.26/x
  3. Step 3: Cross multiply
    63,889.99x = 95,879.46 × 26,450.26
  4. Step 4: Simplify right side
    63,889.99x = 2,536,036,612.60
  5. Step 5: Solve for x
    x = 2,536,036,612.60/63,889.99
  6. Step 6: Final answer
    x = 39,693.80

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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.