Home / 90,292.44-135,474.30-27,967.80

Finding the Fourth Proportional to 90,292.44, 135,474.30 and 27,967.80

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Solution

The fourth proportional to 90,292.44, 135,474.30 and 27,967.80 is: 41,962.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,292.44 : 135,474.30 = 27,967.80 : x
  2. Step 2: Convert to fraction form
    90,292.44/135,474.30 = 27,967.80/x
  3. Step 3: Cross multiply
    90,292.44x = 135,474.30 × 27,967.80
  4. Step 4: Simplify right side
    90,292.44x = 3,788,918,127.54
  5. Step 5: Solve for x
    x = 3,788,918,127.54/90,292.44
  6. Step 6: Final answer
    x = 41,962.74

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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.