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Finding the Fourth Proportional to 111,973.67, 167,794.37 and 82,246.19

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Solution

The fourth proportional to 111,973.67, 167,794.37 and 82,246.19 is: 123,247.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,973.67 : 167,794.37 = 82,246.19 : x
  2. Step 2: Convert to fraction form
    111,973.67/167,794.37 = 82,246.19/x
  3. Step 3: Cross multiply
    111,973.67x = 167,794.37 × 82,246.19
  4. Step 4: Simplify right side
    111,973.67x = 13,800,446,385.75
  5. Step 5: Solve for x
    x = 13,800,446,385.75/111,973.67
  6. Step 6: Final answer
    x = 123,247.25

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1.5x scale

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.