Home / 90,424.12-135,620.68-23,864.96

Finding the Fourth Proportional to 90,424.12, 135,620.68 and 23,864.96

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Solution

The fourth proportional to 90,424.12, 135,620.68 and 23,864.96 is: 35,793.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,424.12 : 135,620.68 = 23,864.96 : x
  2. Step 2: Convert to fraction form
    90,424.12/135,620.68 = 23,864.96/x
  3. Step 3: Cross multiply
    90,424.12x = 135,620.68 × 23,864.96
  4. Step 4: Simplify right side
    90,424.12x = 3,236,582,103.37
  5. Step 5: Solve for x
    x = 3,236,582,103.37/90,424.12
  6. Step 6: Final answer
    x = 35,793.35

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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.