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Finding the Fourth Proportional to 367,376.16, 551,128.82 and 167,716.72

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Solution

The fourth proportional to 367,376.16, 551,128.82 and 167,716.72 is: 251,604.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,376.16 : 551,128.82 = 167,716.72 : x
  2. Step 2: Convert to fraction form
    367,376.16/551,128.82 = 167,716.72/x
  3. Step 3: Cross multiply
    367,376.16x = 551,128.82 × 167,716.72
  4. Step 4: Simplify right side
    367,376.16x = 92,433,517,987.87
  5. Step 5: Solve for x
    x = 92,433,517,987.87/367,376.16
  6. Step 6: Final answer
    x = 251,604.56

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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.