Home / 110,975.28-166,504.88-66,632.88

Finding the Fourth Proportional to 110,975.28, 166,504.88 and 66,632.88

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Solution

The fourth proportional to 110,975.28, 166,504.88 and 66,632.88 is: 99,974.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,975.28 : 166,504.88 = 66,632.88 : x
  2. Step 2: Convert to fraction form
    110,975.28/166,504.88 = 66,632.88/x
  3. Step 3: Cross multiply
    110,975.28x = 166,504.88 × 66,632.88
  4. Step 4: Simplify right side
    110,975.28x = 11,094,699,355.29
  5. Step 5: Solve for x
    x = 11,094,699,355.29/110,975.28
  6. Step 6: Final answer
    x = 99,974.51

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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.