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Finding the Fourth Proportional to 222,513.24, 333,658.98 and 72,734.04

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Solution

The fourth proportional to 222,513.24, 333,658.98 and 72,734.04 is: 109,064.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,513.24 : 333,658.98 = 72,734.04 : x
  2. Step 2: Convert to fraction form
    222,513.24/333,658.98 = 72,734.04/x
  3. Step 3: Cross multiply
    222,513.24x = 333,658.98 × 72,734.04
  4. Step 4: Simplify right side
    222,513.24x = 24,268,365,597.68
  5. Step 5: Solve for x
    x = 24,268,365,597.68/222,513.24
  6. Step 6: Final answer
    x = 109,064.82

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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.