Home / 41,106.80-61,660.20-36,729.20

Finding the Fourth Proportional to 41,106.80, 61,660.20 and 36,729.20

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Solution

The fourth proportional to 41,106.80, 61,660.20 and 36,729.20 is: 55,093.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,106.80 : 61,660.20 = 36,729.20 : x
  2. Step 2: Convert to fraction form
    41,106.80/61,660.20 = 36,729.20/x
  3. Step 3: Cross multiply
    41,106.80x = 61,660.20 × 36,729.20
  4. Step 4: Simplify right side
    41,106.80x = 2,264,729,817.84
  5. Step 5: Solve for x
    x = 2,264,729,817.84/41,106.80
  6. Step 6: Final answer
    x = 55,093.80

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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.