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Finding the Fourth Proportional to 226,482.53, 339,725.27 and 66,557.88

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Solution

The fourth proportional to 226,482.53, 339,725.27 and 66,557.88 is: 99,837.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,482.53 : 339,725.27 = 66,557.88 : x
  2. Step 2: Convert to fraction form
    226,482.53/339,725.27 = 66,557.88/x
  3. Step 3: Cross multiply
    226,482.53x = 339,725.27 × 66,557.88
  4. Step 4: Simplify right side
    226,482.53x = 22,611,393,920.02
  5. Step 5: Solve for x
    x = 22,611,393,920.02/226,482.53
  6. Step 6: Final answer
    x = 99,837.26

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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.