Home / 181,233.68-250,099.22-100,660.50

Finding the Fourth Proportional to 181,233.68, 250,099.22 and 100,660.50

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Solution

The fourth proportional to 181,233.68, 250,099.22 and 100,660.50 is: 138,909.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,233.68 : 250,099.22 = 100,660.50 : x
  2. Step 2: Convert to fraction form
    181,233.68/250,099.22 = 100,660.50/x
  3. Step 3: Cross multiply
    181,233.68x = 250,099.22 × 100,660.50
  4. Step 4: Simplify right side
    181,233.68x = 25,175,112,786.46
  5. Step 5: Solve for x
    x = 25,175,112,786.46/181,233.68
  6. Step 6: Final answer
    x = 138,909.69

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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.