Home / 226,018.56-339,037.44-76,262.40

Finding the Fourth Proportional to 226,018.56, 339,037.44 and 76,262.40

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Solution

The fourth proportional to 226,018.56, 339,037.44 and 76,262.40 is: 114,396.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,018.56 : 339,037.44 = 76,262.40 : x
  2. Step 2: Convert to fraction form
    226,018.56/339,037.44 = 76,262.40/x
  3. Step 3: Cross multiply
    226,018.56x = 339,037.44 × 76,262.40
  4. Step 4: Simplify right side
    226,018.56x = 25,855,808,864.26
  5. Step 5: Solve for x
    x = 25,855,808,864.26/226,018.56
  6. Step 6: Final answer
    x = 114,396.84

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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.