Home / 269,980.22-404,981.40-92,609.22

Finding the Fourth Proportional to 269,980.22, 404,981.40 and 92,609.22

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Solution

The fourth proportional to 269,980.22, 404,981.40 and 92,609.22 is: 138,917.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,980.22 : 404,981.40 = 92,609.22 : x
  2. Step 2: Convert to fraction form
    269,980.22/404,981.40 = 92,609.22/x
  3. Step 3: Cross multiply
    269,980.22x = 404,981.40 × 92,609.22
  4. Step 4: Simplify right side
    269,980.22x = 37,505,011,568.51
  5. Step 5: Solve for x
    x = 37,505,011,568.51/269,980.22
  6. Step 6: Final answer
    x = 138,917.63

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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.