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Finding the Fourth Proportional to 234,687.93, 352,032.44 and 164,878.89

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Solution

The fourth proportional to 234,687.93, 352,032.44 and 164,878.89 is: 247,318.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,687.93 : 352,032.44 = 164,878.89 : x
  2. Step 2: Convert to fraction form
    234,687.93/352,032.44 = 164,878.89/x
  3. Step 3: Cross multiply
    234,687.93x = 352,032.44 × 164,878.89
  4. Step 4: Simplify right side
    234,687.93x = 58,042,717,126.80
  5. Step 5: Solve for x
    x = 58,042,717,126.80/234,687.93
  6. Step 6: Final answer
    x = 247,318.71

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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.