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Finding the Fourth Proportional to 222,990.14, 334,536.30 and 96,651.60

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Solution

The fourth proportional to 222,990.14, 334,536.30 and 96,651.60 is: 144,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,990.14 : 334,536.30 = 96,651.60 : x
  2. Step 2: Convert to fraction form
    222,990.14/334,536.30 = 96,651.60/x
  3. Step 3: Cross multiply
    222,990.14x = 334,536.30 × 96,651.60
  4. Step 4: Simplify right side
    222,990.14x = 32,333,468,653.08
  5. Step 5: Solve for x
    x = 32,333,468,653.08/222,990.14
  6. Step 6: Final answer
    x = 144,999.55

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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.