Home / 82,975.40-114,505.89-45,249.65

Finding the Fourth Proportional to 82,975.40, 114,505.89 and 45,249.65

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Solution

The fourth proportional to 82,975.40, 114,505.89 and 45,249.65 is: 62,444.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,975.40 : 114,505.89 = 45,249.65 : x
  2. Step 2: Convert to fraction form
    82,975.40/114,505.89 = 45,249.65/x
  3. Step 3: Cross multiply
    82,975.40x = 114,505.89 × 45,249.65
  4. Step 4: Simplify right side
    82,975.40x = 5,181,351,445.44
  5. Step 5: Solve for x
    x = 5,181,351,445.44/82,975.40
  6. Step 6: Final answer
    x = 62,444.43

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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.