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Finding the Fourth Proportional to 367,375.16, 551,127.32 and 167,715.72

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Solution

The fourth proportional to 367,375.16, 551,127.32 and 167,715.72 is: 251,603.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,375.16 : 551,127.32 = 167,715.72 : x
  2. Step 2: Convert to fraction form
    367,375.16/551,127.32 = 167,715.72/x
  3. Step 3: Cross multiply
    367,375.16x = 551,127.32 × 167,715.72
  4. Step 4: Simplify right side
    367,375.16x = 92,432,714,446.89
  5. Step 5: Solve for x
    x = 92,432,714,446.89/367,375.16
  6. Step 6: Final answer
    x = 251,603.06

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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.