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Finding the Fourth Proportional to 272,687.62, 376,324.42 and 163,825.26

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Solution

The fourth proportional to 272,687.62, 376,324.42 and 163,825.26 is: 226,088.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,687.62 : 376,324.42 = 163,825.26 : x
  2. Step 2: Convert to fraction form
    272,687.62/376,324.42 = 163,825.26/x
  3. Step 3: Cross multiply
    272,687.62x = 376,324.42 × 163,825.26
  4. Step 4: Simplify right side
    272,687.62x = 61,651,445,950.85
  5. Step 5: Solve for x
    x = 61,651,445,950.85/272,687.62
  6. Step 6: Final answer
    x = 226,088.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.