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Finding the Fourth Proportional to 234,694.82, 352,062.94 and 66,216.62

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Solution

The fourth proportional to 234,694.82, 352,062.94 and 66,216.62 is: 99,330.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,694.82 : 352,062.94 = 66,216.62 : x
  2. Step 2: Convert to fraction form
    234,694.82/352,062.94 = 66,216.62/x
  3. Step 3: Cross multiply
    234,694.82x = 352,062.94 × 66,216.62
  4. Step 4: Simplify right side
    234,694.82x = 23,312,417,914.06
  5. Step 5: Solve for x
    x = 23,312,417,914.06/234,694.82
  6. Step 6: Final answer
    x = 99,330.77

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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.