Home / 132,954.58-199,138.86-109,896.61

Finding the Fourth Proportional to 132,954.58, 199,138.86 and 109,896.61

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Solution

The fourth proportional to 132,954.58, 199,138.86 and 109,896.61 is: 164,602.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,954.58 : 199,138.86 = 109,896.61 : x
  2. Step 2: Convert to fraction form
    132,954.58/199,138.86 = 109,896.61/x
  3. Step 3: Cross multiply
    132,954.58x = 199,138.86 × 109,896.61
  4. Step 4: Simplify right side
    132,954.58x = 21,884,685,633.26
  5. Step 5: Solve for x
    x = 21,884,685,633.26/132,954.58
  6. Step 6: Final answer
    x = 164,602.72

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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.