Home / 135,350.40-203,025.60-60,441.60

Finding the Fourth Proportional to 135,350.40, 203,025.60 and 60,441.60

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Solution

The fourth proportional to 135,350.40, 203,025.60 and 60,441.60 is: 90,662.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,350.40 : 203,025.60 = 60,441.60 : x
  2. Step 2: Convert to fraction form
    135,350.40/203,025.60 = 60,441.60/x
  3. Step 3: Cross multiply
    135,350.40x = 203,025.60 × 60,441.60
  4. Step 4: Simplify right side
    135,350.40x = 12,271,192,104.96
  5. Step 5: Solve for x
    x = 12,271,192,104.96/135,350.40
  6. Step 6: Final answer
    x = 90,662.40

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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.