Home / 229,090.38-343,553.22-79,290.06

Finding the Fourth Proportional to 229,090.38, 343,553.22 and 79,290.06

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Solution

The fourth proportional to 229,090.38, 343,553.22 and 79,290.06 is: 118,906.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,090.38 : 343,553.22 = 79,290.06 : x
  2. Step 2: Convert to fraction form
    229,090.38/343,553.22 = 79,290.06/x
  3. Step 3: Cross multiply
    229,090.38x = 343,553.22 × 79,290.06
  4. Step 4: Simplify right side
    229,090.38x = 27,240,355,426.99
  5. Step 5: Solve for x
    x = 27,240,355,426.99/229,090.38
  6. Step 6: Final answer
    x = 118,906.59

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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.