Home / 226,904.72-313,225.32-161,535.68

Finding the Fourth Proportional to 226,904.72, 313,225.32 and 161,535.68

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Solution

The fourth proportional to 226,904.72, 313,225.32 and 161,535.68 is: 222,988.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,904.72 : 313,225.32 = 161,535.68 : x
  2. Step 2: Convert to fraction form
    226,904.72/313,225.32 = 161,535.68/x
  3. Step 3: Cross multiply
    226,904.72x = 313,225.32 × 161,535.68
  4. Step 4: Simplify right side
    226,904.72x = 50,597,065,059.42
  5. Step 5: Solve for x
    x = 50,597,065,059.42/226,904.72
  6. Step 6: Final answer
    x = 222,988.16

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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.