Home / 133,931.30-200,896.96-104,371.26

Finding the Fourth Proportional to 133,931.30, 200,896.96 and 104,371.26

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Solution

The fourth proportional to 133,931.30, 200,896.96 and 104,371.26 is: 156,556.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,931.30 : 200,896.96 = 104,371.26 : x
  2. Step 2: Convert to fraction form
    133,931.30/200,896.96 = 104,371.26/x
  3. Step 3: Cross multiply
    133,931.30x = 200,896.96 × 104,371.26
  4. Step 4: Simplify right side
    133,931.30x = 20,967,868,845.37
  5. Step 5: Solve for x
    x = 20,967,868,845.37/133,931.30
  6. Step 6: Final answer
    x = 156,556.90

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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.