Home / 110,754.40-166,157.04-31,869.28

Finding the Fourth Proportional to 110,754.40, 166,157.04 and 31,869.28

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Solution

The fourth proportional to 110,754.40, 166,157.04 and 31,869.28 is: 47,811.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,754.40 : 166,157.04 = 31,869.28 : x
  2. Step 2: Convert to fraction form
    110,754.40/166,157.04 = 31,869.28/x
  3. Step 3: Cross multiply
    110,754.40x = 166,157.04 × 31,869.28
  4. Step 4: Simplify right side
    110,754.40x = 5,295,305,231.73
  5. Step 5: Solve for x
    x = 5,295,305,231.73/110,754.40
  6. Step 6: Final answer
    x = 47,811.24

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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.