Home / 90,163.94-135,258.23-37,561.13

Finding the Fourth Proportional to 90,163.94, 135,258.23 and 37,561.13

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Solution

The fourth proportional to 90,163.94, 135,258.23 and 37,561.13 is: 56,346.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,163.94 : 135,258.23 = 37,561.13 : x
  2. Step 2: Convert to fraction form
    90,163.94/135,258.23 = 37,561.13/x
  3. Step 3: Cross multiply
    90,163.94x = 135,258.23 × 37,561.13
  4. Step 4: Simplify right side
    90,163.94x = 5,080,451,096.50
  5. Step 5: Solve for x
    x = 5,080,451,096.50/90,163.94
  6. Step 6: Final answer
    x = 56,346.82

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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.