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Finding the Fourth Proportional to 222,513.94, 333,845.43 and 72,761.14

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Solution

The fourth proportional to 222,513.94, 333,845.43 and 72,761.14 is: 109,166.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,513.94 : 333,845.43 = 72,761.14 : x
  2. Step 2: Convert to fraction form
    222,513.94/333,845.43 = 72,761.14/x
  3. Step 3: Cross multiply
    222,513.94x = 333,845.43 × 72,761.14
  4. Step 4: Simplify right side
    222,513.94x = 24,290,974,070.59
  5. Step 5: Solve for x
    x = 24,290,974,070.59/222,513.94
  6. Step 6: Final answer
    x = 109,166.08

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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.