Home / 227,749.20-341,831.10-121,222.58

Finding the Fourth Proportional to 227,749.20, 341,831.10 and 121,222.58

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Solution

The fourth proportional to 227,749.20, 341,831.10 and 121,222.58 is: 181,944.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,749.20 : 341,831.10 = 121,222.58 : x
  2. Step 2: Convert to fraction form
    227,749.20/341,831.10 = 121,222.58/x
  3. Step 3: Cross multiply
    227,749.20x = 341,831.10 × 121,222.58
  4. Step 4: Simplify right side
    227,749.20x = 41,437,647,866.24
  5. Step 5: Solve for x
    x = 41,437,647,866.24/227,749.20
  6. Step 6: Final answer
    x = 181,944.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.