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Finding the Fourth Proportional to 201,046.38, 277,450.47 and 116,163.42

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Solution

The fourth proportional to 201,046.38, 277,450.47 and 116,163.42 is: 160,309.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,046.38 : 277,450.47 = 116,163.42 : x
  2. Step 2: Convert to fraction form
    201,046.38/277,450.47 = 116,163.42/x
  3. Step 3: Cross multiply
    201,046.38x = 277,450.47 × 116,163.42
  4. Step 4: Simplify right side
    201,046.38x = 32,229,595,475.81
  5. Step 5: Solve for x
    x = 32,229,595,475.81/201,046.38
  6. Step 6: Final answer
    x = 160,309.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.