Home / 168,199.90-252,299.86-115,449.46

Finding the Fourth Proportional to 168,199.90, 252,299.86 and 115,449.46

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Solution

The fourth proportional to 168,199.90, 252,299.86 and 115,449.46 is: 173,174.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,199.90 : 252,299.86 = 115,449.46 : x
  2. Step 2: Convert to fraction form
    168,199.90/252,299.86 = 115,449.46/x
  3. Step 3: Cross multiply
    168,199.90x = 252,299.86 × 115,449.46
  4. Step 4: Simplify right side
    168,199.90x = 29,127,882,595.08
  5. Step 5: Solve for x
    x = 29,127,882,595.08/168,199.90
  6. Step 6: Final answer
    x = 173,174.20

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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.