Home / 63,544.12-87,687.66-35,249.20

Finding the Fourth Proportional to 63,544.12, 87,687.66 and 35,249.20

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Solution

The fourth proportional to 63,544.12, 87,687.66 and 35,249.20 is: 48,642.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,544.12 : 87,687.66 = 35,249.20 : x
  2. Step 2: Convert to fraction form
    63,544.12/87,687.66 = 35,249.20/x
  3. Step 3: Cross multiply
    63,544.12x = 87,687.66 × 35,249.20
  4. Step 4: Simplify right side
    63,544.12x = 3,090,919,864.87
  5. Step 5: Solve for x
    x = 3,090,919,864.87/63,544.12
  6. Step 6: Final answer
    x = 48,642.11

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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.