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Finding the Fourth Proportional to 226,568.72, 339,894.12 and 93,374.84

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Solution

The fourth proportional to 226,568.72, 339,894.12 and 93,374.84 is: 140,079.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,568.72 : 339,894.12 = 93,374.84 : x
  2. Step 2: Convert to fraction form
    226,568.72/339,894.12 = 93,374.84/x
  3. Step 3: Cross multiply
    226,568.72x = 339,894.12 × 93,374.84
  4. Step 4: Simplify right side
    226,568.72x = 31,737,559,071.94
  5. Step 5: Solve for x
    x = 31,737,559,071.94/226,568.72
  6. Step 6: Final answer
    x = 140,079.17

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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.