Home / 240,229.32-331,516.44-131,334.06

Finding the Fourth Proportional to 240,229.32, 331,516.44 and 131,334.06

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Solution

The fourth proportional to 240,229.32, 331,516.44 and 131,334.06 is: 181,240.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,229.32 : 331,516.44 = 131,334.06 : x
  2. Step 2: Convert to fraction form
    240,229.32/331,516.44 = 131,334.06/x
  3. Step 3: Cross multiply
    240,229.32x = 331,516.44 × 131,334.06
  4. Step 4: Simplify right side
    240,229.32x = 43,539,400,021.95
  5. Step 5: Solve for x
    x = 43,539,400,021.95/240,229.32
  6. Step 6: Final answer
    x = 181,240.99

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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.