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Finding the Fourth Proportional to 82,453.62, 113,785.77 and 44,727.87

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Solution

The fourth proportional to 82,453.62, 113,785.77 and 44,727.87 is: 61,724.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,453.62 : 113,785.77 = 44,727.87 : x
  2. Step 2: Convert to fraction form
    82,453.62/113,785.77 = 44,727.87/x
  3. Step 3: Cross multiply
    82,453.62x = 113,785.77 × 44,727.87
  4. Step 4: Simplify right side
    82,453.62x = 5,089,395,128.41
  5. Step 5: Solve for x
    x = 5,089,395,128.41/82,453.62
  6. Step 6: Final answer
    x = 61,724.34

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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.