Home / 90,701.78-136,052.96-27,522.43

Finding the Fourth Proportional to 90,701.78, 136,052.96 and 27,522.43

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Solution

The fourth proportional to 90,701.78, 136,052.96 and 27,522.43 is: 41,283.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,701.78 : 136,052.96 = 27,522.43 : x
  2. Step 2: Convert to fraction form
    90,701.78/136,052.96 = 27,522.43/x
  3. Step 3: Cross multiply
    90,701.78x = 136,052.96 × 27,522.43
  4. Step 4: Simplify right side
    90,701.78x = 3,744,507,590.15
  5. Step 5: Solve for x
    x = 3,744,507,590.15/90,701.78
  6. Step 6: Final answer
    x = 41,283.73

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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.