Home / 63,863.40-88,134.21-35,569.09

Finding the Fourth Proportional to 63,863.40, 88,134.21 and 35,569.09

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Solution

The fourth proportional to 63,863.40, 88,134.21 and 35,569.09 is: 49,086.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,863.40 : 88,134.21 = 35,569.09 : x
  2. Step 2: Convert to fraction form
    63,863.40/88,134.21 = 35,569.09/x
  3. Step 3: Cross multiply
    63,863.40x = 88,134.21 × 35,569.09
  4. Step 4: Simplify right side
    63,863.40x = 3,134,853,647.57
  5. Step 5: Solve for x
    x = 3,134,853,647.57/63,863.40
  6. Step 6: Final answer
    x = 49,086.86

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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.