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Finding the Fourth Proportional to 63,847.99, 95,739.17 and 34,290.68

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Solution

The fourth proportional to 63,847.99, 95,739.17 and 34,290.68 is: 51,418.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,847.99 : 95,739.17 = 34,290.68 : x
  2. Step 2: Convert to fraction form
    63,847.99/95,739.17 = 34,290.68/x
  3. Step 3: Cross multiply
    63,847.99x = 95,739.17 × 34,290.68
  4. Step 4: Simplify right side
    63,847.99x = 3,282,961,070.48
  5. Step 5: Solve for x
    x = 3,282,961,070.48/63,847.99
  6. Step 6: Final answer
    x = 51,418.40

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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.