Home / 41,201.73-61,807.77-20,142.45

Finding the Fourth Proportional to 41,201.73, 61,807.77 and 20,142.45

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Solution

The fourth proportional to 41,201.73, 61,807.77 and 20,142.45 is: 30,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,201.73 : 61,807.77 = 20,142.45 : x
  2. Step 2: Convert to fraction form
    41,201.73/61,807.77 = 20,142.45/x
  3. Step 3: Cross multiply
    41,201.73x = 61,807.77 × 20,142.45
  4. Step 4: Simplify right side
    41,201.73x = 1,244,959,916.84
  5. Step 5: Solve for x
    x = 1,244,959,916.84/41,201.73
  6. Step 6: Final answer
    x = 30,216.20

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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.