Home / 135,388.96-203,078.40-35,548.24

Finding the Fourth Proportional to 135,388.96, 203,078.40 and 35,548.24

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Solution

The fourth proportional to 135,388.96, 203,078.40 and 35,548.24 is: 53,321.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,388.96 : 203,078.40 = 35,548.24 : x
  2. Step 2: Convert to fraction form
    135,388.96/203,078.40 = 35,548.24/x
  3. Step 3: Cross multiply
    135,388.96x = 203,078.40 × 35,548.24
  4. Step 4: Simplify right side
    135,388.96x = 7,219,079,702.02
  5. Step 5: Solve for x
    x = 7,219,079,702.02/135,388.96
  6. Step 6: Final answer
    x = 53,321.04

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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.