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Finding the Fourth Proportional to 132,908.72, 199,362.67 and 33,068.91

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Solution

The fourth proportional to 132,908.72, 199,362.67 and 33,068.91 is: 49,603.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,908.72 : 199,362.67 = 33,068.91 : x
  2. Step 2: Convert to fraction form
    132,908.72/199,362.67 = 33,068.91/x
  3. Step 3: Cross multiply
    132,908.72x = 199,362.67 × 33,068.91
  4. Step 4: Simplify right side
    132,908.72x = 6,592,705,735.11
  5. Step 5: Solve for x
    x = 6,592,705,735.11/132,908.72
  6. Step 6: Final answer
    x = 49,603.26

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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.