Home / 90,214.92-135,308.94-23,656.20

Finding the Fourth Proportional to 90,214.92, 135,308.94 and 23,656.20

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Solution

The fourth proportional to 90,214.92, 135,308.94 and 23,656.20 is: 35,480.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,214.92 : 135,308.94 = 23,656.20 : x
  2. Step 2: Convert to fraction form
    90,214.92/135,308.94 = 23,656.20/x
  3. Step 3: Cross multiply
    90,214.92x = 135,308.94 × 23,656.20
  4. Step 4: Simplify right side
    90,214.92x = 3,200,895,346.43
  5. Step 5: Solve for x
    x = 3,200,895,346.43/90,214.92
  6. Step 6: Final answer
    x = 35,480.78

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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.