Home / 132,671.82-198,800.37-76,546.38

Finding the Fourth Proportional to 132,671.82, 198,800.37 and 76,546.38

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Solution

The fourth proportional to 132,671.82, 198,800.37 and 76,546.38 is: 114,699.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,671.82 : 198,800.37 = 76,546.38 : x
  2. Step 2: Convert to fraction form
    132,671.82/198,800.37 = 76,546.38/x
  3. Step 3: Cross multiply
    132,671.82x = 198,800.37 × 76,546.38
  4. Step 4: Simplify right side
    132,671.82x = 15,217,448,666.16
  5. Step 5: Solve for x
    x = 15,217,448,666.16/132,671.82
  6. Step 6: Final answer
    x = 114,699.93

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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.