Home / 74,481.68-111,693.36-27,709.04

Finding the Fourth Proportional to 74,481.68, 111,693.36 and 27,709.04

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Solution

The fourth proportional to 74,481.68, 111,693.36 and 27,709.04 is: 41,552.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,481.68 : 111,693.36 = 27,709.04 : x
  2. Step 2: Convert to fraction form
    74,481.68/111,693.36 = 27,709.04/x
  3. Step 3: Cross multiply
    74,481.68x = 111,693.36 × 27,709.04
  4. Step 4: Simplify right side
    74,481.68x = 3,094,915,779.97
  5. Step 5: Solve for x
    x = 3,094,915,779.97/74,481.68
  6. Step 6: Final answer
    x = 41,552.71

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1.5x scale

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.