Home / 82,580.37-113,959.06-48,122.97

Finding the Fourth Proportional to 82,580.37, 113,959.06 and 48,122.97

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Solution

The fourth proportional to 82,580.37, 113,959.06 and 48,122.97 is: 66,408.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,580.37 : 113,959.06 = 48,122.97 : x
  2. Step 2: Convert to fraction form
    82,580.37/113,959.06 = 48,122.97/x
  3. Step 3: Cross multiply
    82,580.37x = 113,959.06 × 48,122.97
  4. Step 4: Simplify right side
    82,580.37x = 5,484,048,305.30
  5. Step 5: Solve for x
    x = 5,484,048,305.30/82,580.37
  6. Step 6: Final answer
    x = 66,408.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.