Home / 82,072.44-113,272.02-50,236.20

Finding the Fourth Proportional to 82,072.44, 113,272.02 and 50,236.20

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Solution

The fourth proportional to 82,072.44, 113,272.02 and 50,236.20 is: 69,333.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,072.44 : 113,272.02 = 50,236.20 : x
  2. Step 2: Convert to fraction form
    82,072.44/113,272.02 = 50,236.20/x
  3. Step 3: Cross multiply
    82,072.44x = 113,272.02 × 50,236.20
  4. Step 4: Simplify right side
    82,072.44x = 5,690,355,851.12
  5. Step 5: Solve for x
    x = 5,690,355,851.12/82,072.44
  6. Step 6: Final answer
    x = 69,333.33

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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.