Home / 134,288.20-201,213.60-98,858.80

Finding the Fourth Proportional to 134,288.20, 201,213.60 and 98,858.80

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Solution

The fourth proportional to 134,288.20, 201,213.60 and 98,858.80 is: 148,127.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,288.20 : 201,213.60 = 98,858.80 : x
  2. Step 2: Convert to fraction form
    134,288.20/201,213.60 = 98,858.80/x
  3. Step 3: Cross multiply
    134,288.20x = 201,213.60 × 98,858.80
  4. Step 4: Simplify right side
    134,288.20x = 19,891,735,039.68
  5. Step 5: Solve for x
    x = 19,891,735,039.68/134,288.20
  6. Step 6: Final answer
    x = 148,127.20

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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.