Home / 167,991.66-251,988.03-115,241.22

Finding the Fourth Proportional to 167,991.66, 251,988.03 and 115,241.22

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Solution

The fourth proportional to 167,991.66, 251,988.03 and 115,241.22 is: 172,862.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,991.66 : 251,988.03 = 115,241.22 : x
  2. Step 2: Convert to fraction form
    167,991.66/251,988.03 = 115,241.22/x
  3. Step 3: Cross multiply
    167,991.66x = 251,988.03 × 115,241.22
  4. Step 4: Simplify right side
    167,991.66x = 29,039,408,002.60
  5. Step 5: Solve for x
    x = 29,039,408,002.60/167,991.66
  6. Step 6: Final answer
    x = 172,862.20

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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.