Home / 90,195.74-135,255.56-27,024.84

Finding the Fourth Proportional to 90,195.74, 135,255.56 and 27,024.84

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Solution

The fourth proportional to 90,195.74, 135,255.56 and 27,024.84 is: 40,525.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,195.74 : 135,255.56 = 27,024.84 : x
  2. Step 2: Convert to fraction form
    90,195.74/135,255.56 = 27,024.84/x
  3. Step 3: Cross multiply
    90,195.74x = 135,255.56 × 27,024.84
  4. Step 4: Simplify right side
    90,195.74x = 3,655,259,868.11
  5. Step 5: Solve for x
    x = 3,655,259,868.11/90,195.74
  6. Step 6: Final answer
    x = 40,525.86

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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.