Home / 226,397.04-339,663.48-91,391.64

Finding the Fourth Proportional to 226,397.04, 339,663.48 and 91,391.64

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Solution

The fourth proportional to 226,397.04, 339,663.48 and 91,391.64 is: 137,114.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,397.04 : 339,663.48 = 91,391.64 : x
  2. Step 2: Convert to fraction form
    226,397.04/339,663.48 = 91,391.64/x
  3. Step 3: Cross multiply
    226,397.04x = 339,663.48 × 91,391.64
  4. Step 4: Simplify right side
    226,397.04x = 31,042,402,485.31
  5. Step 5: Solve for x
    x = 31,042,402,485.31/226,397.04
  6. Step 6: Final answer
    x = 137,114.88

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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.