Home / 227,743.08-341,821.92-121,216.47

Finding the Fourth Proportional to 227,743.08, 341,821.92 and 121,216.47

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Solution

The fourth proportional to 227,743.08, 341,821.92 and 121,216.47 is: 181,935.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,743.08 : 341,821.92 = 121,216.47 : x
  2. Step 2: Convert to fraction form
    227,743.08/341,821.92 = 121,216.47/x
  3. Step 3: Cross multiply
    227,743.08x = 341,821.92 × 121,216.47
  4. Step 4: Simplify right side
    227,743.08x = 41,434,444,195.83
  5. Step 5: Solve for x
    x = 41,434,444,195.83/227,743.08
  6. Step 6: Final answer
    x = 181,935.03

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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.