Home / 226,607.10-339,942.99-84,440.25

Finding the Fourth Proportional to 226,607.10, 339,942.99 and 84,440.25

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Solution

The fourth proportional to 226,607.10, 339,942.99 and 84,440.25 is: 126,672.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,607.10 : 339,942.99 = 84,440.25 : x
  2. Step 2: Convert to fraction form
    226,607.10/339,942.99 = 84,440.25/x
  3. Step 3: Cross multiply
    226,607.10x = 339,942.99 × 84,440.25
  4. Step 4: Simplify right side
    226,607.10x = 28,704,871,061.35
  5. Step 5: Solve for x
    x = 28,704,871,061.35/226,607.10
  6. Step 6: Final answer
    x = 126,672.43

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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.