Home / 168,004.58-252,112.37-68,165.19

Finding the Fourth Proportional to 168,004.58, 252,112.37 and 68,165.19

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Solution

The fourth proportional to 168,004.58, 252,112.37 and 68,165.19 is: 102,290.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,004.58 : 252,112.37 = 68,165.19 : x
  2. Step 2: Convert to fraction form
    168,004.58/252,112.37 = 68,165.19/x
  3. Step 3: Cross multiply
    168,004.58x = 252,112.37 × 68,165.19
  4. Step 4: Simplify right side
    168,004.58x = 17,185,287,261.57
  5. Step 5: Solve for x
    x = 17,185,287,261.57/168,004.58
  6. Step 6: Final answer
    x = 102,290.59

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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.