Home / 167,832.72-251,748.96-115,082.28

Finding the Fourth Proportional to 167,832.72, 251,748.96 and 115,082.28

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Solution

The fourth proportional to 167,832.72, 251,748.96 and 115,082.28 is: 172,623.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,832.72 : 251,748.96 = 115,082.28 : x
  2. Step 2: Convert to fraction form
    167,832.72/251,748.96 = 115,082.28/x
  3. Step 3: Cross multiply
    167,832.72x = 251,748.96 × 115,082.28
  4. Step 4: Simplify right side
    167,832.72x = 28,971,844,304.43
  5. Step 5: Solve for x
    x = 28,971,844,304.43/167,832.72
  6. Step 6: Final answer
    x = 172,623.34

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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.