Home / 168,308.10-252,399.17-72,233.19

Finding the Fourth Proportional to 168,308.10, 252,399.17 and 72,233.19

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Solution

The fourth proportional to 168,308.10, 252,399.17 and 72,233.19 is: 108,322.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,308.10 : 252,399.17 = 72,233.19 : x
  2. Step 2: Convert to fraction form
    168,308.10/252,399.17 = 72,233.19/x
  3. Step 3: Cross multiply
    168,308.10x = 252,399.17 × 72,233.19
  4. Step 4: Simplify right side
    168,308.10x = 18,231,596,841.29
  5. Step 5: Solve for x
    x = 18,231,596,841.29/168,308.10
  6. Step 6: Final answer
    x = 108,322.75

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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.