Home / 110,760.96-166,160.91-47,619.84

Finding the Fourth Proportional to 110,760.96, 166,160.91 and 47,619.84

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Solution

The fourth proportional to 110,760.96, 166,160.91 and 47,619.84 is: 71,438.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,760.96 : 166,160.91 = 47,619.84 : x
  2. Step 2: Convert to fraction form
    110,760.96/166,160.91 = 47,619.84/x
  3. Step 3: Cross multiply
    110,760.96x = 166,160.91 × 47,619.84
  4. Step 4: Simplify right side
    110,760.96x = 7,912,555,948.45
  5. Step 5: Solve for x
    x = 7,912,555,948.45/110,760.96
  6. Step 6: Final answer
    x = 71,438.13

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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.