Home / 90,193.74-135,252.56-27,022.85

Finding the Fourth Proportional to 90,193.74, 135,252.56 and 27,022.85

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Solution

The fourth proportional to 90,193.74, 135,252.56 and 27,022.85 is: 40,522.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,193.74 : 135,252.56 = 27,022.85 : x
  2. Step 2: Convert to fraction form
    90,193.74/135,252.56 = 27,022.85/x
  3. Step 3: Cross multiply
    90,193.74x = 135,252.56 × 27,022.85
  4. Step 4: Simplify right side
    90,193.74x = 3,654,909,349.48
  5. Step 5: Solve for x
    x = 3,654,909,349.48/90,193.74
  6. Step 6: Final answer
    x = 40,522.87

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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.