Home / 226,400.26-339,580.80-76,637.35

Finding the Fourth Proportional to 226,400.26, 339,580.80 and 76,637.35

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Solution

The fourth proportional to 226,400.26, 339,580.80 and 76,637.35 is: 114,949.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,400.26 : 339,580.80 = 76,637.35 : x
  2. Step 2: Convert to fraction form
    226,400.26/339,580.80 = 76,637.35/x
  3. Step 3: Cross multiply
    226,400.26x = 339,580.80 × 76,637.35
  4. Step 4: Simplify right side
    226,400.26x = 26,024,572,622.88
  5. Step 5: Solve for x
    x = 26,024,572,622.88/226,400.26
  6. Step 6: Final answer
    x = 114,949.39

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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.