Home / 111,006.70-166,537.37-32,128.90

Finding the Fourth Proportional to 111,006.70, 166,537.37 and 32,128.90

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Solution

The fourth proportional to 111,006.70, 166,537.37 and 32,128.90 is: 48,201.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,006.70 : 166,537.37 = 32,128.90 : x
  2. Step 2: Convert to fraction form
    111,006.70/166,537.37 = 32,128.90/x
  3. Step 3: Cross multiply
    111,006.70x = 166,537.37 × 32,128.90
  4. Step 4: Simplify right side
    111,006.70x = 5,350,662,170.97
  5. Step 5: Solve for x
    x = 5,350,662,170.97/111,006.70
  6. Step 6: Final answer
    x = 48,201.26

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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.