Home / 82,731.44-114,171.84-45,008.24

Finding the Fourth Proportional to 82,731.44, 114,171.84 and 45,008.24

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Solution

The fourth proportional to 82,731.44, 114,171.84 and 45,008.24 is: 62,112.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,731.44 : 114,171.84 = 45,008.24 : x
  2. Step 2: Convert to fraction form
    82,731.44/114,171.84 = 45,008.24/x
  3. Step 3: Cross multiply
    82,731.44x = 114,171.84 × 45,008.24
  4. Step 4: Simplify right side
    82,731.44x = 5,138,673,575.96
  5. Step 5: Solve for x
    x = 5,138,673,575.96/82,731.44
  6. Step 6: Final answer
    x = 62,112.71

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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.