Home / 132,767.40-199,151.10-127,518.60

Finding the Fourth Proportional to 132,767.40, 199,151.10 and 127,518.60

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Solution

The fourth proportional to 132,767.40, 199,151.10 and 127,518.60 is: 191,277.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,767.40 : 199,151.10 = 127,518.60 : x
  2. Step 2: Convert to fraction form
    132,767.40/199,151.10 = 127,518.60/x
  3. Step 3: Cross multiply
    132,767.40x = 199,151.10 × 127,518.60
  4. Step 4: Simplify right side
    132,767.40x = 25,395,469,460.46
  5. Step 5: Solve for x
    x = 25,395,469,460.46/132,767.40
  6. Step 6: Final answer
    x = 191,277.90

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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.