Home / 132,986.36-197,996.22-131,124.98

Finding the Fourth Proportional to 132,986.36, 197,996.22 and 131,124.98

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Solution

The fourth proportional to 132,986.36, 197,996.22 and 131,124.98 is: 195,224.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,986.36 : 197,996.22 = 131,124.98 : x
  2. Step 2: Convert to fraction form
    132,986.36/197,996.22 = 131,124.98/x
  3. Step 3: Cross multiply
    132,986.36x = 197,996.22 × 131,124.98
  4. Step 4: Simplify right side
    132,986.36x = 25,962,250,387.58
  5. Step 5: Solve for x
    x = 25,962,250,387.58/132,986.36
  6. Step 6: Final answer
    x = 195,224.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.