Home / 96,739.82-133,551.06-75,181.40

Finding the Fourth Proportional to 96,739.82, 133,551.06 and 75,181.40

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Solution

The fourth proportional to 96,739.82, 133,551.06 and 75,181.40 is: 103,789.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,739.82 : 133,551.06 = 75,181.40 : x
  2. Step 2: Convert to fraction form
    96,739.82/133,551.06 = 75,181.40/x
  3. Step 3: Cross multiply
    96,739.82x = 133,551.06 × 75,181.40
  4. Step 4: Simplify right side
    96,739.82x = 10,040,555,996.16
  5. Step 5: Solve for x
    x = 10,040,555,996.16/96,739.82
  6. Step 6: Final answer
    x = 103,789.27

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1.5x scale

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.