Home / 90,024.40-135,051.12-27,694.84

Finding the Fourth Proportional to 90,024.40, 135,051.12 and 27,694.84

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Solution

The fourth proportional to 90,024.40, 135,051.12 and 27,694.84 is: 41,546.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,024.40 : 135,051.12 = 27,694.84 : x
  2. Step 2: Convert to fraction form
    90,024.40/135,051.12 = 27,694.84/x
  3. Step 3: Cross multiply
    90,024.40x = 135,051.12 × 27,694.84
  4. Step 4: Simplify right side
    90,024.40x = 3,740,219,160.22
  5. Step 5: Solve for x
    x = 3,740,219,160.22/90,024.40
  6. Step 6: Final answer
    x = 41,546.73

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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.