Home / 111,612.94-167,194.33-51,556.70

Finding the Fourth Proportional to 111,612.94, 167,194.33 and 51,556.70

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Solution

The fourth proportional to 111,612.94, 167,194.33 and 51,556.70 is: 77,231.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,612.94 : 167,194.33 = 51,556.70 : x
  2. Step 2: Convert to fraction form
    111,612.94/167,194.33 = 51,556.70/x
  3. Step 3: Cross multiply
    111,612.94x = 167,194.33 × 51,556.70
  4. Step 4: Simplify right side
    111,612.94x = 8,619,988,202.61
  5. Step 5: Solve for x
    x = 8,619,988,202.61/111,612.94
  6. Step 6: Final answer
    x = 77,231.08

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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.