Home / 195,576.66-269,886.36-120,110.58

Finding the Fourth Proportional to 195,576.66, 269,886.36 and 120,110.58

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Solution

The fourth proportional to 195,576.66, 269,886.36 and 120,110.58 is: 165,746.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,576.66 : 269,886.36 = 120,110.58 : x
  2. Step 2: Convert to fraction form
    195,576.66/269,886.36 = 120,110.58/x
  3. Step 3: Cross multiply
    195,576.66x = 269,886.36 × 120,110.58
  4. Step 4: Simplify right side
    195,576.66x = 32,416,207,233.69
  5. Step 5: Solve for x
    x = 32,416,207,233.69/195,576.66
  6. Step 6: Final answer
    x = 165,746.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.