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Finding the Fourth Proportional to 234,884.94, 352,283.13 and 66,403.93

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Solution

The fourth proportional to 234,884.94, 352,283.13 and 66,403.93 is: 99,593.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,884.94 : 352,283.13 = 66,403.93 : x
  2. Step 2: Convert to fraction form
    234,884.94/352,283.13 = 66,403.93/x
  3. Step 3: Cross multiply
    234,884.94x = 352,283.13 × 66,403.93
  4. Step 4: Simplify right side
    234,884.94x = 23,392,984,304.70
  5. Step 5: Solve for x
    x = 23,392,984,304.70/234,884.94
  6. Step 6: Final answer
    x = 99,593.38

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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.