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Finding the Fourth Proportional to 222,636.96, 334,064.96 and 104,287.84

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Solution

The fourth proportional to 222,636.96, 334,064.96 and 104,287.84 is: 156,483.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,636.96 : 334,064.96 = 104,287.84 : x
  2. Step 2: Convert to fraction form
    222,636.96/334,064.96 = 104,287.84/x
  3. Step 3: Cross multiply
    222,636.96x = 334,064.96 × 104,287.84
  4. Step 4: Simplify right side
    222,636.96x = 34,838,913,098.09
  5. Step 5: Solve for x
    x = 34,838,913,098.09/222,636.96
  6. Step 6: Final answer
    x = 156,483.06

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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.