Home / 90,704.52-136,052.46-27,521.82

Finding the Fourth Proportional to 90,704.52, 136,052.46 and 27,521.82

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Solution

The fourth proportional to 90,704.52, 136,052.46 and 27,521.82 is: 41,281.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,704.52 : 136,052.46 = 27,521.82 : x
  2. Step 2: Convert to fraction form
    90,704.52/136,052.46 = 27,521.82/x
  3. Step 3: Cross multiply
    90,704.52x = 136,052.46 × 27,521.82
  4. Step 4: Simplify right side
    90,704.52x = 3,744,411,314.68
  5. Step 5: Solve for x
    x = 3,744,411,314.68/90,704.52
  6. Step 6: Final answer
    x = 41,281.42

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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.