Home / 226,735.56-312,896.76-126,133.56

Finding the Fourth Proportional to 226,735.56, 312,896.76 and 126,133.56

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Solution

The fourth proportional to 226,735.56, 312,896.76 and 126,133.56 is: 174,065.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,735.56 : 312,896.76 = 126,133.56 : x
  2. Step 2: Convert to fraction form
    226,735.56/312,896.76 = 126,133.56/x
  3. Step 3: Cross multiply
    226,735.56x = 312,896.76 × 126,133.56
  4. Step 4: Simplify right side
    226,735.56x = 39,466,782,251.27
  5. Step 5: Solve for x
    x = 39,466,782,251.27/226,735.56
  6. Step 6: Final answer
    x = 174,065.25

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1.5x scale

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.