Home / 226,709.37-312,825.92-136,046.07

Finding the Fourth Proportional to 226,709.37, 312,825.92 and 136,046.07

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Solution

The fourth proportional to 226,709.37, 312,825.92 and 136,046.07 is: 187,723.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,709.37 : 312,825.92 = 136,046.07 : x
  2. Step 2: Convert to fraction form
    226,709.37/312,825.92 = 136,046.07/x
  3. Step 3: Cross multiply
    226,709.37x = 312,825.92 × 136,046.07
  4. Step 4: Simplify right side
    226,709.37x = 42,558,736,329.90
  5. Step 5: Solve for x
    x = 42,558,736,329.90/226,709.37
  6. Step 6: Final answer
    x = 187,723.76

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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.