Home / 165,734.40-248,727.96-121,474.38

Finding the Fourth Proportional to 165,734.40, 248,727.96 and 121,474.38

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Solution

The fourth proportional to 165,734.40, 248,727.96 and 121,474.38 is: 182,304.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,734.40 : 248,727.96 = 121,474.38 : x
  2. Step 2: Convert to fraction form
    165,734.40/248,727.96 = 121,474.38/x
  3. Step 3: Cross multiply
    165,734.40x = 248,727.96 × 121,474.38
  4. Step 4: Simplify right side
    165,734.40x = 30,214,074,729.66
  5. Step 5: Solve for x
    x = 30,214,074,729.66/165,734.40
  6. Step 6: Final answer
    x = 182,304.19

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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.