Home / 111,464.11-167,157.28-49,100.59

Finding the Fourth Proportional to 111,464.11, 167,157.28 and 49,100.59

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Solution

The fourth proportional to 111,464.11, 167,157.28 and 49,100.59 is: 73,633.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,464.11 : 167,157.28 = 49,100.59 : x
  2. Step 2: Convert to fraction form
    111,464.11/167,157.28 = 49,100.59/x
  3. Step 3: Cross multiply
    111,464.11x = 167,157.28 × 49,100.59
  4. Step 4: Simplify right side
    111,464.11x = 8,207,521,070.80
  5. Step 5: Solve for x
    x = 8,207,521,070.80/111,464.11
  6. Step 6: Final answer
    x = 73,633.76

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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.