Home / 168,535.25-252,876.68-79,852.13

Finding the Fourth Proportional to 168,535.25, 252,876.68 and 79,852.13

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Solution

The fourth proportional to 168,535.25, 252,876.68 and 79,852.13 is: 119,813.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,535.25 : 252,876.68 = 79,852.13 : x
  2. Step 2: Convert to fraction form
    168,535.25/252,876.68 = 79,852.13/x
  3. Step 3: Cross multiply
    168,535.25x = 252,876.68 × 79,852.13
  4. Step 4: Simplify right side
    168,535.25x = 20,192,741,525.33
  5. Step 5: Solve for x
    x = 20,192,741,525.33/168,535.25
  6. Step 6: Final answer
    x = 119,813.16

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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.