Home / 150,695.13-207,961.92-82,718.46

Finding the Fourth Proportional to 150,695.13, 207,961.92 and 82,718.46

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Solution

The fourth proportional to 150,695.13, 207,961.92 and 82,718.46 is: 114,152.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,695.13 : 207,961.92 = 82,718.46 : x
  2. Step 2: Convert to fraction form
    150,695.13/207,961.92 = 82,718.46/x
  3. Step 3: Cross multiply
    150,695.13x = 207,961.92 × 82,718.46
  4. Step 4: Simplify right side
    150,695.13x = 17,202,289,347.45
  5. Step 5: Solve for x
    x = 17,202,289,347.45/150,695.13
  6. Step 6: Final answer
    x = 114,152.92

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1.5x scale

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.