Home / 61,044.08-91,546.68-19,481.36

Finding the Fourth Proportional to 61,044.08, 91,546.68 and 19,481.36

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Solution

The fourth proportional to 61,044.08, 91,546.68 and 19,481.36 is: 29,215.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,044.08 : 91,546.68 = 19,481.36 : x
  2. Step 2: Convert to fraction form
    61,044.08/91,546.68 = 19,481.36/x
  3. Step 3: Cross multiply
    61,044.08x = 91,546.68 × 19,481.36
  4. Step 4: Simplify right side
    61,044.08x = 1,783,453,829.88
  5. Step 5: Solve for x
    x = 1,783,453,829.88/61,044.08
  6. Step 6: Final answer
    x = 29,215.84

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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.