Home / 90,836.75-136,259.82-27,651.89

Finding the Fourth Proportional to 90,836.75, 136,259.82 and 27,651.89

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Solution

The fourth proportional to 90,836.75, 136,259.82 and 27,651.89 is: 41,479.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,836.75 : 136,259.82 = 27,651.89 : x
  2. Step 2: Convert to fraction form
    90,836.75/136,259.82 = 27,651.89/x
  3. Step 3: Cross multiply
    90,836.75x = 136,259.82 × 27,651.89
  4. Step 4: Simplify right side
    90,836.75x = 3,767,841,554.06
  5. Step 5: Solve for x
    x = 3,767,841,554.06/90,836.75
  6. Step 6: Final answer
    x = 41,479.26

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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.