Home / 141,364.68-195,096.70-80,940.12

Finding the Fourth Proportional to 141,364.68, 195,096.70 and 80,940.12

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Solution

The fourth proportional to 141,364.68, 195,096.70 and 80,940.12 is: 111,705.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,364.68 : 195,096.70 = 80,940.12 : x
  2. Step 2: Convert to fraction form
    141,364.68/195,096.70 = 80,940.12/x
  3. Step 3: Cross multiply
    141,364.68x = 195,096.70 × 80,940.12
  4. Step 4: Simplify right side
    141,364.68x = 15,791,150,309.60
  5. Step 5: Solve for x
    x = 15,791,150,309.60/141,364.68
  6. Step 6: Final answer
    x = 111,705.06

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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.