Home / 168,324.96-252,316.80-109,198.32

Finding the Fourth Proportional to 168,324.96, 252,316.80 and 109,198.32

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Solution

The fourth proportional to 168,324.96, 252,316.80 and 109,198.32 is: 163,686.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,324.96 : 252,316.80 = 109,198.32 : x
  2. Step 2: Convert to fraction form
    168,324.96/252,316.80 = 109,198.32/x
  3. Step 3: Cross multiply
    168,324.96x = 252,316.80 × 109,198.32
  4. Step 4: Simplify right side
    168,324.96x = 27,552,570,667.78
  5. Step 5: Solve for x
    x = 27,552,570,667.78/168,324.96
  6. Step 6: Final answer
    x = 163,686.78

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1.5x scale

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.