Home / 90,452.39-135,685.06-23,891.85

Finding the Fourth Proportional to 90,452.39, 135,685.06 and 23,891.85

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Solution

The fourth proportional to 90,452.39, 135,685.06 and 23,891.85 is: 35,839.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,452.39 : 135,685.06 = 23,891.85 : x
  2. Step 2: Convert to fraction form
    90,452.39/135,685.06 = 23,891.85/x
  3. Step 3: Cross multiply
    90,452.39x = 135,685.06 × 23,891.85
  4. Step 4: Simplify right side
    90,452.39x = 3,241,767,100.76
  5. Step 5: Solve for x
    x = 3,241,767,100.76/90,452.39
  6. Step 6: Final answer
    x = 35,839.49

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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.