Home / 96,740.33-133,551.75-75,181.91

Finding the Fourth Proportional to 96,740.33, 133,551.75 and 75,181.91

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Solution

The fourth proportional to 96,740.33, 133,551.75 and 75,181.91 is: 103,789.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,740.33 : 133,551.75 = 75,181.91 : x
  2. Step 2: Convert to fraction form
    96,740.33/133,551.75 = 75,181.91/x
  3. Step 3: Cross multiply
    96,740.33x = 133,551.75 × 75,181.91
  4. Step 4: Simplify right side
    96,740.33x = 10,040,674,981.08
  5. Step 5: Solve for x
    x = 10,040,674,981.08/96,740.33
  6. Step 6: Final answer
    x = 103,789.97

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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.