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Finding the Fourth Proportional to 63,682.80, 95,626.20 and 50,643.60

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Solution

The fourth proportional to 63,682.80, 95,626.20 and 50,643.60 is: 76,046.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,682.80 : 95,626.20 = 50,643.60 : x
  2. Step 2: Convert to fraction form
    63,682.80/95,626.20 = 50,643.60/x
  3. Step 3: Cross multiply
    63,682.80x = 95,626.20 × 50,643.60
  4. Step 4: Simplify right side
    63,682.80x = 4,842,855,022.32
  5. Step 5: Solve for x
    x = 4,842,855,022.32/63,682.80
  6. Step 6: Final answer
    x = 76,046.52

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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.