Home / 131,696.22-197,550.68-42,949.56

Finding the Fourth Proportional to 131,696.22, 197,550.68 and 42,949.56

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Solution

The fourth proportional to 131,696.22, 197,550.68 and 42,949.56 is: 64,426.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,696.22 : 197,550.68 = 42,949.56 : x
  2. Step 2: Convert to fraction form
    131,696.22/197,550.68 = 42,949.56/x
  3. Step 3: Cross multiply
    131,696.22x = 197,550.68 × 42,949.56
  4. Step 4: Simplify right side
    131,696.22x = 8,484,714,568.95
  5. Step 5: Solve for x
    x = 8,484,714,568.95/131,696.22
  6. Step 6: Final answer
    x = 64,426.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.