Home / 226,933.60-313,141.20-131,427.04

Finding the Fourth Proportional to 226,933.60, 313,141.20 and 131,427.04

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Solution

The fourth proportional to 226,933.60, 313,141.20 and 131,427.04 is: 181,353.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,933.60 : 313,141.20 = 131,427.04 : x
  2. Step 2: Convert to fraction form
    226,933.60/313,141.20 = 131,427.04/x
  3. Step 3: Cross multiply
    226,933.60x = 313,141.20 × 131,427.04
  4. Step 4: Simplify right side
    226,933.60x = 41,155,221,018.05
  5. Step 5: Solve for x
    x = 41,155,221,018.05/226,933.60
  6. Step 6: Final answer
    x = 181,353.58

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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.