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Finding the Fourth Proportional to 222,449.09, 333,706.17 and 64,657.04

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Solution

The fourth proportional to 222,449.09, 333,706.17 and 64,657.04 is: 96,995.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,449.09 : 333,706.17 = 64,657.04 : x
  2. Step 2: Convert to fraction form
    222,449.09/333,706.17 = 64,657.04/x
  3. Step 3: Cross multiply
    222,449.09x = 333,706.17 × 64,657.04
  4. Step 4: Simplify right side
    222,449.09x = 21,576,453,181.94
  5. Step 5: Solve for x
    x = 21,576,453,181.94/222,449.09
  6. Step 6: Final answer
    x = 96,995.02

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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.