Home / 168,305.51-252,247.77-84,089.26

Finding the Fourth Proportional to 168,305.51, 252,247.77 and 84,089.26

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Solution

The fourth proportional to 168,305.51, 252,247.77 and 84,089.26 is: 126,028.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,305.51 : 252,247.77 = 84,089.26 : x
  2. Step 2: Convert to fraction form
    168,305.51/252,247.77 = 84,089.26/x
  3. Step 3: Cross multiply
    168,305.51x = 252,247.77 × 84,089.26
  4. Step 4: Simplify right side
    168,305.51x = 21,211,327,212.37
  5. Step 5: Solve for x
    x = 21,211,327,212.37/168,305.51
  6. Step 6: Final answer
    x = 126,028.71

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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.