Home / 63,414.97-87,511.56-35,120.05

Finding the Fourth Proportional to 63,414.97, 87,511.56 and 35,120.05

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Solution

The fourth proportional to 63,414.97, 87,511.56 and 35,120.05 is: 48,465.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,414.97 : 87,511.56 = 35,120.05 : x
  2. Step 2: Convert to fraction form
    63,414.97/87,511.56 = 35,120.05/x
  3. Step 3: Cross multiply
    63,414.97x = 87,511.56 × 35,120.05
  4. Step 4: Simplify right side
    63,414.97x = 3,073,410,362.78
  5. Step 5: Solve for x
    x = 3,073,410,362.78/63,414.97
  6. Step 6: Final answer
    x = 48,465.06

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1.5x scale

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.