Home / 181,736.38-272,647.68-57,077.38

Finding the Fourth Proportional to 181,736.38, 272,647.68 and 57,077.38

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Solution

The fourth proportional to 181,736.38, 272,647.68 and 57,077.38 is: 85,629.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,736.38 : 272,647.68 = 57,077.38 : x
  2. Step 2: Convert to fraction form
    181,736.38/272,647.68 = 57,077.38/x
  3. Step 3: Cross multiply
    181,736.38x = 272,647.68 × 57,077.38
  4. Step 4: Simplify right side
    181,736.38x = 15,562,015,237.48
  5. Step 5: Solve for x
    x = 15,562,015,237.48/181,736.38
  6. Step 6: Final answer
    x = 85,629.61

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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.