Home / 63,563.16-87,716.88-35,268.78

Finding the Fourth Proportional to 63,563.16, 87,716.88 and 35,268.78

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Solution

The fourth proportional to 63,563.16, 87,716.88 and 35,268.78 is: 48,670.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,563.16 : 87,716.88 = 35,268.78 : x
  2. Step 2: Convert to fraction form
    63,563.16/87,716.88 = 35,268.78/x
  3. Step 3: Cross multiply
    63,563.16x = 87,716.88 × 35,268.78
  4. Step 4: Simplify right side
    63,563.16x = 3,093,667,343.01
  5. Step 5: Solve for x
    x = 3,093,667,343.01/63,563.16
  6. Step 6: Final answer
    x = 48,670.76

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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.