Home / 227,822.70-314,332.20-131,021.28

Finding the Fourth Proportional to 227,822.70, 314,332.20 and 131,021.28

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Solution

The fourth proportional to 227,822.70, 314,332.20 and 131,021.28 is: 180,773.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,822.70 : 314,332.20 = 131,021.28 : x
  2. Step 2: Convert to fraction form
    227,822.70/314,332.20 = 131,021.28/x
  3. Step 3: Cross multiply
    227,822.70x = 314,332.20 × 131,021.28
  4. Step 4: Simplify right side
    227,822.70x = 41,184,207,189.22
  5. Step 5: Solve for x
    x = 41,184,207,189.22/227,822.70
  6. Step 6: Final answer
    x = 180,773.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.