Home / 150,650.24-207,896.76-82,668.36

Finding the Fourth Proportional to 150,650.24, 207,896.76 and 82,668.36

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Solution

The fourth proportional to 150,650.24, 207,896.76 and 82,668.36 is: 114,082.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,650.24 : 207,896.76 = 82,668.36 : x
  2. Step 2: Convert to fraction form
    150,650.24/207,896.76 = 82,668.36/x
  3. Step 3: Cross multiply
    150,650.24x = 207,896.76 × 82,668.36
  4. Step 4: Simplify right side
    150,650.24x = 17,186,483,728.91
  5. Step 5: Solve for x
    x = 17,186,483,728.91/150,650.24
  6. Step 6: Final answer
    x = 114,082.02

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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.