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Finding the Fourth Proportional to 168,468.66, 252,739.44 and 50,149.53

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Solution

The fourth proportional to 168,468.66, 252,739.44 and 50,149.53 is: 75,235.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,468.66 : 252,739.44 = 50,149.53 : x
  2. Step 2: Convert to fraction form
    168,468.66/252,739.44 = 50,149.53/x
  3. Step 3: Cross multiply
    168,468.66x = 252,739.44 × 50,149.53
  4. Step 4: Simplify right side
    168,468.66x = 12,674,764,128.46
  5. Step 5: Solve for x
    x = 12,674,764,128.46/168,468.66
  6. Step 6: Final answer
    x = 75,235.15

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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.