Home / 63,458.16-87,571.98-35,163.78

Finding the Fourth Proportional to 63,458.16, 87,571.98 and 35,163.78

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Solution

The fourth proportional to 63,458.16, 87,571.98 and 35,163.78 is: 48,525.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,458.16 : 87,571.98 = 35,163.78 : x
  2. Step 2: Convert to fraction form
    63,458.16/87,571.98 = 35,163.78/x
  3. Step 3: Cross multiply
    63,458.16x = 87,571.98 × 35,163.78
  4. Step 4: Simplify right side
    63,458.16x = 3,079,361,838.88
  5. Step 5: Solve for x
    x = 3,079,361,838.88/63,458.16
  6. Step 6: Final answer
    x = 48,525.86

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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.