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Finding the Fourth Proportional to 226,675.53, 312,799.88 and 124,684.53

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Solution

The fourth proportional to 226,675.53, 312,799.88 and 124,684.53 is: 172,057.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,675.53 : 312,799.88 = 124,684.53 : x
  2. Step 2: Convert to fraction form
    226,675.53/312,799.88 = 124,684.53/x
  3. Step 3: Cross multiply
    226,675.53x = 312,799.88 × 124,684.53
  4. Step 4: Simplify right side
    226,675.53x = 39,001,304,225.43
  5. Step 5: Solve for x
    x = 39,001,304,225.43/226,675.53
  6. Step 6: Final answer
    x = 172,057.85

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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.