Home / 96,945.45-145,358.64-37,712.09

Finding the Fourth Proportional to 96,945.45, 145,358.64 and 37,712.09

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Solution

The fourth proportional to 96,945.45, 145,358.64 and 37,712.09 is: 56,544.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,945.45 : 145,358.64 = 37,712.09 : x
  2. Step 2: Convert to fraction form
    96,945.45/145,358.64 = 37,712.09/x
  3. Step 3: Cross multiply
    96,945.45x = 145,358.64 × 37,712.09
  4. Step 4: Simplify right side
    96,945.45x = 5,481,777,387.16
  5. Step 5: Solve for x
    x = 5,481,777,387.16/96,945.45
  6. Step 6: Final answer
    x = 56,544.97

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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.