Home / 63,672.20-87,863.37-34,991.24

Finding the Fourth Proportional to 63,672.20, 87,863.37 and 34,991.24

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Solution

The fourth proportional to 63,672.20, 87,863.37 and 34,991.24 is: 48,285.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,672.20 : 87,863.37 = 34,991.24 : x
  2. Step 2: Convert to fraction form
    63,672.20/87,863.37 = 34,991.24/x
  3. Step 3: Cross multiply
    63,672.20x = 87,863.37 × 34,991.24
  4. Step 4: Simplify right side
    63,672.20x = 3,074,447,827.56
  5. Step 5: Solve for x
    x = 3,074,447,827.56/63,672.20
  6. Step 6: Final answer
    x = 48,285.56

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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.