Home / 223,823.60-335,476.20-90,616.40

Finding the Fourth Proportional to 223,823.60, 335,476.20 and 90,616.40

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Solution

The fourth proportional to 223,823.60, 335,476.20 and 90,616.40 is: 135,819.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,823.60 : 335,476.20 = 90,616.40 : x
  2. Step 2: Convert to fraction form
    223,823.60/335,476.20 = 90,616.40/x
  3. Step 3: Cross multiply
    223,823.60x = 335,476.20 × 90,616.40
  4. Step 4: Simplify right side
    223,823.60x = 30,399,645,529.68
  5. Step 5: Solve for x
    x = 30,399,645,529.68/223,823.60
  6. Step 6: Final answer
    x = 135,819.66

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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.