Home / 111,405.28-167,069-44,828.12

Finding the Fourth Proportional to 111,405.28, 167,069 and 44,828.12

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Solution

The fourth proportional to 111,405.28, 167,069 and 44,828.12 is: 67,226.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,405.28 : 167,069 = 44,828.12 : x
  2. Step 2: Convert to fraction form
    111,405.28/167,069 = 44,828.12/x
  3. Step 3: Cross multiply
    111,405.28x = 167,069 × 44,828.12
  4. Step 4: Simplify right side
    111,405.28x = 7,489,389,180.28
  5. Step 5: Solve for x
    x = 7,489,389,180.28/111,405.28
  6. Step 6: Final answer
    x = 67,226.52

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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.