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Finding the Fourth Proportional to 167,083.90, 250,640.59 and 47,141.90

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Solution

The fourth proportional to 167,083.90, 250,640.59 and 47,141.90 is: 70,717.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,083.90 : 250,640.59 = 47,141.90 : x
  2. Step 2: Convert to fraction form
    167,083.90/250,640.59 = 47,141.90/x
  3. Step 3: Cross multiply
    167,083.90x = 250,640.59 × 47,141.90
  4. Step 4: Simplify right side
    167,083.90x = 11,815,673,394.01
  5. Step 5: Solve for x
    x = 11,815,673,394.01/167,083.90
  6. Step 6: Final answer
    x = 70,717.01

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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.