Home / 132,117.41-198,175.58-47,857.86

Finding the Fourth Proportional to 132,117.41, 198,175.58 and 47,857.86

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Solution

The fourth proportional to 132,117.41, 198,175.58 and 47,857.86 is: 71,786.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,117.41 : 198,175.58 = 47,857.86 : x
  2. Step 2: Convert to fraction form
    132,117.41/198,175.58 = 47,857.86/x
  3. Step 3: Cross multiply
    132,117.41x = 198,175.58 × 47,857.86
  4. Step 4: Simplify right side
    132,117.41x = 9,484,259,163.06
  5. Step 5: Solve for x
    x = 9,484,259,163.06/132,117.41
  6. Step 6: Final answer
    x = 71,786.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.