Home / 61,250.18-91,789.68-33,109.56

Finding the Fourth Proportional to 61,250.18, 91,789.68 and 33,109.56

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Solution

The fourth proportional to 61,250.18, 91,789.68 and 33,109.56 is: 49,618.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,250.18 : 91,789.68 = 33,109.56 : x
  2. Step 2: Convert to fraction form
    61,250.18/91,789.68 = 33,109.56/x
  3. Step 3: Cross multiply
    61,250.18x = 91,789.68 × 33,109.56
  4. Step 4: Simplify right side
    61,250.18x = 3,039,115,917.34
  5. Step 5: Solve for x
    x = 3,039,115,917.34/61,250.18
  6. Step 6: Final answer
    x = 49,618.07

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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.