Home / 90,203.38-135,232.15-37,652.20

Finding the Fourth Proportional to 90,203.38, 135,232.15 and 37,652.20

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Solution

The fourth proportional to 90,203.38, 135,232.15 and 37,652.20 is: 56,447.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,203.38 : 135,232.15 = 37,652.20 : x
  2. Step 2: Convert to fraction form
    90,203.38/135,232.15 = 37,652.20/x
  3. Step 3: Cross multiply
    90,203.38x = 135,232.15 × 37,652.20
  4. Step 4: Simplify right side
    90,203.38x = 5,091,787,958.23
  5. Step 5: Solve for x
    x = 5,091,787,958.23/90,203.38
  6. Step 6: Final answer
    x = 56,447.86

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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.