Home / 169,067.24-253,241.20-137,328.20

Finding the Fourth Proportional to 169,067.24, 253,241.20 and 137,328.20

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Solution

The fourth proportional to 169,067.24, 253,241.20 and 137,328.20 is: 205,700.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,067.24 : 253,241.20 = 137,328.20 : x
  2. Step 2: Convert to fraction form
    169,067.24/253,241.20 = 137,328.20/x
  3. Step 3: Cross multiply
    169,067.24x = 253,241.20 × 137,328.20
  4. Step 4: Simplify right side
    169,067.24x = 34,777,158,161.84
  5. Step 5: Solve for x
    x = 34,777,158,161.84/169,067.24
  6. Step 6: Final answer
    x = 205,700.16

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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.