Home / 226,945.33-340,319.48-77,145.35

Finding the Fourth Proportional to 226,945.33, 340,319.48 and 77,145.35

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Solution

The fourth proportional to 226,945.33, 340,319.48 and 77,145.35 is: 115,684.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,945.33 : 340,319.48 = 77,145.35 : x
  2. Step 2: Convert to fraction form
    226,945.33/340,319.48 = 77,145.35/x
  3. Step 3: Cross multiply
    226,945.33x = 340,319.48 × 77,145.35
  4. Step 4: Simplify right side
    226,945.33x = 26,254,063,309.09
  5. Step 5: Solve for x
    x = 26,254,063,309.09/226,945.33
  6. Step 6: Final answer
    x = 115,684.53

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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.