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Finding the Fourth Proportional to 222,969.60, 334,436.32 and 63,039.15

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Solution

The fourth proportional to 222,969.60, 334,436.32 and 63,039.15 is: 94,553.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,969.60 : 334,436.32 = 63,039.15 : x
  2. Step 2: Convert to fraction form
    222,969.60/334,436.32 = 63,039.15/x
  3. Step 3: Cross multiply
    222,969.60x = 334,436.32 × 63,039.15
  4. Step 4: Simplify right side
    222,969.60x = 21,082,581,341.93
  5. Step 5: Solve for x
    x = 21,082,581,341.93/222,969.60
  6. Step 6: Final answer
    x = 94,553.61

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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.