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Finding the Fourth Proportional to 168,633.68, 252,983.73 and 50,302.40

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Solution

The fourth proportional to 168,633.68, 252,983.73 and 50,302.40 is: 75,463.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,633.68 : 252,983.73 = 50,302.40 : x
  2. Step 2: Convert to fraction form
    168,633.68/252,983.73 = 50,302.40/x
  3. Step 3: Cross multiply
    168,633.68x = 252,983.73 × 50,302.40
  4. Step 4: Simplify right side
    168,633.68x = 12,725,687,515.03
  5. Step 5: Solve for x
    x = 12,725,687,515.03/168,633.68
  6. Step 6: Final answer
    x = 75,463.50

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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.