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Finding the Fourth Proportional to 181,315.88, 250,232.82 and 109,713.56

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Solution

The fourth proportional to 181,315.88, 250,232.82 and 109,713.56 is: 151,414.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,315.88 : 250,232.82 = 109,713.56 : x
  2. Step 2: Convert to fraction form
    181,315.88/250,232.82 = 109,713.56/x
  3. Step 3: Cross multiply
    181,315.88x = 250,232.82 × 109,713.56
  4. Step 4: Simplify right side
    181,315.88x = 27,453,933,511.04
  5. Step 5: Solve for x
    x = 27,453,933,511.04/181,315.88
  6. Step 6: Final answer
    x = 151,414.94

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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.