Home / 227,826.70-314,337.72-131,025.28

Finding the Fourth Proportional to 227,826.70, 314,337.72 and 131,025.28

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Solution

The fourth proportional to 227,826.70, 314,337.72 and 131,025.28 is: 180,778.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,826.70 : 314,337.72 = 131,025.28 : x
  2. Step 2: Convert to fraction form
    227,826.70/314,337.72 = 131,025.28/x
  3. Step 3: Cross multiply
    227,826.70x = 314,337.72 × 131,025.28
  4. Step 4: Simplify right side
    227,826.70x = 41,186,187,777.56
  5. Step 5: Solve for x
    x = 41,186,187,777.56/227,826.70
  6. Step 6: Final answer
    x = 180,778.58

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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.