Home / 82,190.26-113,386.44-48,181.48

Finding the Fourth Proportional to 82,190.26, 113,386.44 and 48,181.48

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Solution

The fourth proportional to 82,190.26, 113,386.44 and 48,181.48 is: 66,469.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,190.26 : 113,386.44 = 48,181.48 : x
  2. Step 2: Convert to fraction form
    82,190.26/113,386.44 = 48,181.48/x
  3. Step 3: Cross multiply
    82,190.26x = 113,386.44 × 48,181.48
  4. Step 4: Simplify right side
    82,190.26x = 5,463,126,491.13
  5. Step 5: Solve for x
    x = 5,463,126,491.13/82,190.26
  6. Step 6: Final answer
    x = 66,469.27

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1.5x scale

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.