Home / 82,218.44-113,419.64-49,944.50

Finding the Fourth Proportional to 82,218.44, 113,419.64 and 49,944.50

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Solution

The fourth proportional to 82,218.44, 113,419.64 and 49,944.50 is: 68,898.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,218.44 : 113,419.64 = 49,944.50 : x
  2. Step 2: Convert to fraction form
    82,218.44/113,419.64 = 49,944.50/x
  3. Step 3: Cross multiply
    82,218.44x = 113,419.64 × 49,944.50
  4. Step 4: Simplify right side
    82,218.44x = 5,664,686,393.16
  5. Step 5: Solve for x
    x = 5,664,686,393.16/82,218.44
  6. Step 6: Final answer
    x = 68,898.01

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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.