Home / 226,762.20-339,927.30-84,569.40

Finding the Fourth Proportional to 226,762.20, 339,927.30 and 84,569.40

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Solution

The fourth proportional to 226,762.20, 339,927.30 and 84,569.40 is: 126,773.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,762.20 : 339,927.30 = 84,569.40 : x
  2. Step 2: Convert to fraction form
    226,762.20/339,927.30 = 84,569.40/x
  3. Step 3: Cross multiply
    226,762.20x = 339,927.30 × 84,569.40
  4. Step 4: Simplify right side
    226,762.20x = 28,747,447,804.62
  5. Step 5: Solve for x
    x = 28,747,447,804.62/226,762.20
  6. Step 6: Final answer
    x = 126,773.54

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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.