Home / 82,477.28-123,760.74-35,733.80

Finding the Fourth Proportional to 82,477.28, 123,760.74 and 35,733.80

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Solution

The fourth proportional to 82,477.28, 123,760.74 and 35,733.80 is: 53,620.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,477.28 : 123,760.74 = 35,733.80 : x
  2. Step 2: Convert to fraction form
    82,477.28/123,760.74 = 35,733.80/x
  3. Step 3: Cross multiply
    82,477.28x = 123,760.74 × 35,733.80
  4. Step 4: Simplify right side
    82,477.28x = 4,422,441,531.01
  5. Step 5: Solve for x
    x = 4,422,441,531.01/82,477.28
  6. Step 6: Final answer
    x = 53,620.12

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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.