Home / 293,741.10-405,326.88-164,649.78

Finding the Fourth Proportional to 293,741.10, 405,326.88 and 164,649.78

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Solution

The fourth proportional to 293,741.10, 405,326.88 and 164,649.78 is: 227,196.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,741.10 : 405,326.88 = 164,649.78 : x
  2. Step 2: Convert to fraction form
    293,741.10/405,326.88 = 164,649.78/x
  3. Step 3: Cross multiply
    293,741.10x = 405,326.88 × 164,649.78
  4. Step 4: Simplify right side
    293,741.10x = 66,736,981,620.09
  5. Step 5: Solve for x
    x = 66,736,981,620.09/293,741.10
  6. Step 6: Final answer
    x = 227,196.61

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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.