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Finding the Fourth Proportional to 222,461.22, 333,689.04 and 53,982.95

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Solution

The fourth proportional to 222,461.22, 333,689.04 and 53,982.95 is: 80,973.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,461.22 : 333,689.04 = 53,982.95 : x
  2. Step 2: Convert to fraction form
    222,461.22/333,689.04 = 53,982.95/x
  3. Step 3: Cross multiply
    222,461.22x = 333,689.04 × 53,982.95
  4. Step 4: Simplify right side
    222,461.22x = 18,013,517,093.42
  5. Step 5: Solve for x
    x = 18,013,517,093.42/222,461.22
  6. Step 6: Final answer
    x = 80,973.74

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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.