Home / 63,320.78-87,382.32-35,025.86

Finding the Fourth Proportional to 63,320.78, 87,382.32 and 35,025.86

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Solution

The fourth proportional to 63,320.78, 87,382.32 and 35,025.86 is: 48,335.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,320.78 : 87,382.32 = 35,025.86 : x
  2. Step 2: Convert to fraction form
    63,320.78/87,382.32 = 35,025.86/x
  3. Step 3: Cross multiply
    63,320.78x = 87,382.32 × 35,025.86
  4. Step 4: Simplify right side
    63,320.78x = 3,060,640,906.80
  5. Step 5: Solve for x
    x = 3,060,640,906.80/63,320.78
  6. Step 6: Final answer
    x = 48,335.49

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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.