Home / 82,975.64-114,507.75-45,249.89

Finding the Fourth Proportional to 82,975.64, 114,507.75 and 45,249.89

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Solution

The fourth proportional to 82,975.64, 114,507.75 and 45,249.89 is: 62,445.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,975.64 : 114,507.75 = 45,249.89 : x
  2. Step 2: Convert to fraction form
    82,975.64/114,507.75 = 45,249.89/x
  3. Step 3: Cross multiply
    82,975.64x = 114,507.75 × 45,249.89
  4. Step 4: Simplify right side
    82,975.64x = 5,181,463,205.64
  5. Step 5: Solve for x
    x = 5,181,463,205.64/82,975.64
  6. Step 6: Final answer
    x = 62,445.59

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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.