Home / 227,119.26-313,355.20-131,607.50

Finding the Fourth Proportional to 227,119.26, 313,355.20 and 131,607.50

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Solution

The fourth proportional to 227,119.26, 313,355.20 and 131,607.50 is: 181,578.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,119.26 : 313,355.20 = 131,607.50 : x
  2. Step 2: Convert to fraction form
    227,119.26/313,355.20 = 131,607.50/x
  3. Step 3: Cross multiply
    227,119.26x = 313,355.20 × 131,607.50
  4. Step 4: Simplify right side
    227,119.26x = 41,239,894,484
  5. Step 5: Solve for x
    x = 41,239,894,484/227,119.26
  6. Step 6: Final answer
    x = 181,578.15

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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.