Home / 135,025.60-202,538.40-127,249.60

Finding the Fourth Proportional to 135,025.60, 202,538.40 and 127,249.60

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Solution

The fourth proportional to 135,025.60, 202,538.40 and 127,249.60 is: 190,874.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,025.60 : 202,538.40 = 127,249.60 : x
  2. Step 2: Convert to fraction form
    135,025.60/202,538.40 = 127,249.60/x
  3. Step 3: Cross multiply
    135,025.60x = 202,538.40 × 127,249.60
  4. Step 4: Simplify right side
    135,025.60x = 25,772,930,384.64
  5. Step 5: Solve for x
    x = 25,772,930,384.64/135,025.60
  6. Step 6: Final answer
    x = 190,874.40

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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.