Home / 90,358.92-135,620.97-46,016.28

Finding the Fourth Proportional to 90,358.92, 135,620.97 and 46,016.28

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Solution

The fourth proportional to 90,358.92, 135,620.97 and 46,016.28 is: 69,066.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,358.92 : 135,620.97 = 46,016.28 : x
  2. Step 2: Convert to fraction form
    90,358.92/135,620.97 = 46,016.28/x
  3. Step 3: Cross multiply
    90,358.92x = 135,620.97 × 46,016.28
  4. Step 4: Simplify right side
    90,358.92x = 6,240,772,529.39
  5. Step 5: Solve for x
    x = 6,240,772,529.39/90,358.92
  6. Step 6: Final answer
    x = 69,066.48

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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.