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Finding the Fourth Proportional to 234,967.70, 352,451.55 and 116,869.70

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Solution

The fourth proportional to 234,967.70, 352,451.55 and 116,869.70 is: 175,304.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,967.70 : 352,451.55 = 116,869.70 : x
  2. Step 2: Convert to fraction form
    234,967.70/352,451.55 = 116,869.70/x
  3. Step 3: Cross multiply
    234,967.70x = 352,451.55 × 116,869.70
  4. Step 4: Simplify right side
    234,967.70x = 41,190,906,913.04
  5. Step 5: Solve for x
    x = 41,190,906,913.04/234,967.70
  6. Step 6: Final answer
    x = 175,304.55

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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.