Home / 164,400.57-226,872.78-88,949.07

Finding the Fourth Proportional to 164,400.57, 226,872.78 and 88,949.07

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Solution

The fourth proportional to 164,400.57, 226,872.78 and 88,949.07 is: 122,749.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,400.57 : 226,872.78 = 88,949.07 : x
  2. Step 2: Convert to fraction form
    164,400.57/226,872.78 = 88,949.07/x
  3. Step 3: Cross multiply
    164,400.57x = 226,872.78 × 88,949.07
  4. Step 4: Simplify right side
    164,400.57x = 20,180,122,789.31
  5. Step 5: Solve for x
    x = 20,180,122,789.31/164,400.57
  6. Step 6: Final answer
    x = 122,749.71

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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.