Home / 110,761.46-166,161.66-47,620.34

Finding the Fourth Proportional to 110,761.46, 166,161.66 and 47,620.34

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Solution

The fourth proportional to 110,761.46, 166,161.66 and 47,620.34 is: 71,438.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,761.46 : 166,161.66 = 47,620.34 : x
  2. Step 2: Convert to fraction form
    110,761.46/166,161.66 = 47,620.34/x
  3. Step 3: Cross multiply
    110,761.46x = 166,161.66 × 47,620.34
  4. Step 4: Simplify right side
    110,761.46x = 7,912,674,744.16
  5. Step 5: Solve for x
    x = 7,912,674,744.16/110,761.46
  6. Step 6: Final answer
    x = 71,438.88

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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.