Home / 134,132.20-201,198.30-40,642.60

Finding the Fourth Proportional to 134,132.20, 201,198.30 and 40,642.60

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Solution

The fourth proportional to 134,132.20, 201,198.30 and 40,642.60 is: 60,963.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,132.20 : 201,198.30 = 40,642.60 : x
  2. Step 2: Convert to fraction form
    134,132.20/201,198.30 = 40,642.60/x
  3. Step 3: Cross multiply
    134,132.20x = 201,198.30 × 40,642.60
  4. Step 4: Simplify right side
    134,132.20x = 8,177,222,027.58
  5. Step 5: Solve for x
    x = 8,177,222,027.58/134,132.20
  6. Step 6: Final answer
    x = 60,963.90

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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.