Home / 82,056.56-113,181.84-50,241.20

Finding the Fourth Proportional to 82,056.56, 113,181.84 and 50,241.20

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Solution

The fourth proportional to 82,056.56, 113,181.84 and 50,241.20 is: 69,298.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,056.56 : 113,181.84 = 50,241.20 : x
  2. Step 2: Convert to fraction form
    82,056.56/113,181.84 = 50,241.20/x
  3. Step 3: Cross multiply
    82,056.56x = 113,181.84 × 50,241.20
  4. Step 4: Simplify right side
    82,056.56x = 5,686,390,893.90
  5. Step 5: Solve for x
    x = 5,686,390,893.90/82,056.56
  6. Step 6: Final answer
    x = 69,298.44

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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.