Home / 63,608.10-87,772.86-35,310.75

Finding the Fourth Proportional to 63,608.10, 87,772.86 and 35,310.75

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Solution

The fourth proportional to 63,608.10, 87,772.86 and 35,310.75 is: 48,725.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,608.10 : 87,772.86 = 35,310.75 : x
  2. Step 2: Convert to fraction form
    63,608.10/87,772.86 = 35,310.75/x
  3. Step 3: Cross multiply
    63,608.10x = 87,772.86 × 35,310.75
  4. Step 4: Simplify right side
    63,608.10x = 3,099,325,516.25
  5. Step 5: Solve for x
    x = 3,099,325,516.25/63,608.10
  6. Step 6: Final answer
    x = 48,725.33

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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.