Home / 293,242.80-404,664.03-165,921.15

Finding the Fourth Proportional to 293,242.80, 404,664.03 and 165,921.15

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Solution

The fourth proportional to 293,242.80, 404,664.03 and 165,921.15 is: 228,964.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,242.80 : 404,664.03 = 165,921.15 : x
  2. Step 2: Convert to fraction form
    293,242.80/404,664.03 = 165,921.15/x
  3. Step 3: Cross multiply
    293,242.80x = 404,664.03 × 165,921.15
  4. Step 4: Simplify right side
    293,242.80x = 67,142,321,221.23
  5. Step 5: Solve for x
    x = 67,142,321,221.23/293,242.80
  6. Step 6: Final answer
    x = 228,964.94

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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.