Home / 227,980.26-341,869.80-121,338.48

Finding the Fourth Proportional to 227,980.26, 341,869.80 and 121,338.48

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Solution

The fourth proportional to 227,980.26, 341,869.80 and 121,338.48 is: 181,954.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,980.26 : 341,869.80 = 121,338.48 : x
  2. Step 2: Convert to fraction form
    227,980.26/341,869.80 = 121,338.48/x
  3. Step 3: Cross multiply
    227,980.26x = 341,869.80 × 121,338.48
  4. Step 4: Simplify right side
    227,980.26x = 41,481,961,889.90
  5. Step 5: Solve for x
    x = 41,481,961,889.90/227,980.26
  6. Step 6: Final answer
    x = 181,954.18

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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.