Home / 63,414.45-87,511.91-35,120.12

Finding the Fourth Proportional to 63,414.45, 87,511.91 and 35,120.12

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Solution

The fourth proportional to 63,414.45, 87,511.91 and 35,120.12 is: 48,465.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,414.45 : 87,511.91 = 35,120.12 : x
  2. Step 2: Convert to fraction form
    63,414.45/87,511.91 = 35,120.12/x
  3. Step 3: Cross multiply
    63,414.45x = 87,511.91 × 35,120.12
  4. Step 4: Simplify right side
    63,414.45x = 3,073,428,167.47
  5. Step 5: Solve for x
    x = 3,073,428,167.47/63,414.45
  6. Step 6: Final answer
    x = 48,465.74

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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.