Home / 226,550.12-339,803.30-68,779.94

Finding the Fourth Proportional to 226,550.12, 339,803.30 and 68,779.94

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Solution

The fourth proportional to 226,550.12, 339,803.30 and 68,779.94 is: 103,163.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,550.12 : 339,803.30 = 68,779.94 : x
  2. Step 2: Convert to fraction form
    226,550.12/339,803.30 = 68,779.94/x
  3. Step 3: Cross multiply
    226,550.12x = 339,803.30 × 68,779.94
  4. Step 4: Simplify right side
    226,550.12x = 23,371,649,058.74
  5. Step 5: Solve for x
    x = 23,371,649,058.74/226,550.12
  6. Step 6: Final answer
    x = 103,163.26

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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.