Home / 192,788.08-266,044.80-106,738.81

Finding the Fourth Proportional to 192,788.08, 266,044.80 and 106,738.81

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Solution

The fourth proportional to 192,788.08, 266,044.80 and 106,738.81 is: 147,298.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,788.08 : 266,044.80 = 106,738.81 : x
  2. Step 2: Convert to fraction form
    192,788.08/266,044.80 = 106,738.81/x
  3. Step 3: Cross multiply
    192,788.08x = 266,044.80 × 106,738.81
  4. Step 4: Simplify right side
    192,788.08x = 28,397,305,358.69
  5. Step 5: Solve for x
    x = 28,397,305,358.69/192,788.08
  6. Step 6: Final answer
    x = 147,298.04

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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.