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Finding the Fourth Proportional to 222,385.06, 333,598.09 and 72,626.13

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Solution

The fourth proportional to 222,385.06, 333,598.09 and 72,626.13 is: 108,945.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,385.06 : 333,598.09 = 72,626.13 : x
  2. Step 2: Convert to fraction form
    222,385.06/333,598.09 = 72,626.13/x
  3. Step 3: Cross multiply
    222,385.06x = 333,598.09 × 72,626.13
  4. Step 4: Simplify right side
    222,385.06x = 24,227,936,584.10
  5. Step 5: Solve for x
    x = 24,227,936,584.10/222,385.06
  6. Step 6: Final answer
    x = 108,945.88

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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.