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Finding the Fourth Proportional to 167,465.70, 251,198.55 and 122,850.90

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Solution

The fourth proportional to 167,465.70, 251,198.55 and 122,850.90 is: 184,276.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,465.70 : 251,198.55 = 122,850.90 : x
  2. Step 2: Convert to fraction form
    167,465.70/251,198.55 = 122,850.90/x
  3. Step 3: Cross multiply
    167,465.70x = 251,198.55 × 122,850.90
  4. Step 4: Simplify right side
    167,465.70x = 30,859,967,946.20
  5. Step 5: Solve for x
    x = 30,859,967,946.20/167,465.70
  6. Step 6: Final answer
    x = 184,276.35

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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.