Home / 96,636.22-133,357.73-54,195.66

Finding the Fourth Proportional to 96,636.22, 133,357.73 and 54,195.66

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Solution

The fourth proportional to 96,636.22, 133,357.73 and 54,195.66 is: 74,789.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,636.22 : 133,357.73 = 54,195.66 : x
  2. Step 2: Convert to fraction form
    96,636.22/133,357.73 = 54,195.66/x
  3. Step 3: Cross multiply
    96,636.22x = 133,357.73 × 54,195.66
  4. Step 4: Simplify right side
    96,636.22x = 7,227,409,922.47
  5. Step 5: Solve for x
    x = 7,227,409,922.47/96,636.22
  6. Step 6: Final answer
    x = 74,789.87

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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.