Home / 110,738.36-166,101.72-31,849.48

Finding the Fourth Proportional to 110,738.36, 166,101.72 and 31,849.48

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Solution

The fourth proportional to 110,738.36, 166,101.72 and 31,849.48 is: 47,772.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,738.36 : 166,101.72 = 31,849.48 : x
  2. Step 2: Convert to fraction form
    110,738.36/166,101.72 = 31,849.48/x
  3. Step 3: Cross multiply
    110,738.36x = 166,101.72 × 31,849.48
  4. Step 4: Simplify right side
    110,738.36x = 5,290,253,409.11
  5. Step 5: Solve for x
    x = 5,290,253,409.11/110,738.36
  6. Step 6: Final answer
    x = 47,772.55

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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.