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Finding the Fourth Proportional to 222,461.86, 333,689.97 and 53,983.57

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Solution

The fourth proportional to 222,461.86, 333,689.97 and 53,983.57 is: 80,974.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,461.86 : 333,689.97 = 53,983.57 : x
  2. Step 2: Convert to fraction form
    222,461.86/333,689.97 = 53,983.57/x
  3. Step 3: Cross multiply
    222,461.86x = 333,689.97 × 53,983.57
  4. Step 4: Simplify right side
    222,461.86x = 18,013,773,915.43
  5. Step 5: Solve for x
    x = 18,013,773,915.43/222,461.86
  6. Step 6: Final answer
    x = 80,974.66

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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.