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Finding the Fourth Proportional to 82,610.55, 123,846.17 and 35,828.19

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Solution

The fourth proportional to 82,610.55, 123,846.17 and 35,828.19 is: 53,712.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,610.55 : 123,846.17 = 35,828.19 : x
  2. Step 2: Convert to fraction form
    82,610.55/123,846.17 = 35,828.19/x
  3. Step 3: Cross multiply
    82,610.55x = 123,846.17 × 35,828.19
  4. Step 4: Simplify right side
    82,610.55x = 4,437,183,930.39
  5. Step 5: Solve for x
    x = 4,437,183,930.39/82,610.55
  6. Step 6: Final answer
    x = 53,712.07

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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.