Home / 110,721.38-166,082.09-27,615.38

Finding the Fourth Proportional to 110,721.38, 166,082.09 and 27,615.38

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Solution

The fourth proportional to 110,721.38, 166,082.09 and 27,615.38 is: 41,423.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,721.38 : 166,082.09 = 27,615.38 : x
  2. Step 2: Convert to fraction form
    110,721.38/166,082.09 = 27,615.38/x
  3. Step 3: Cross multiply
    110,721.38x = 166,082.09 × 27,615.38
  4. Step 4: Simplify right side
    110,721.38x = 4,586,419,058.06
  5. Step 5: Solve for x
    x = 4,586,419,058.06/110,721.38
  6. Step 6: Final answer
    x = 41,423.07

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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.