Home / 74,324.19-111,540.96-49,355.94

Finding the Fourth Proportional to 74,324.19, 111,540.96 and 49,355.94

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Solution

The fourth proportional to 74,324.19, 111,540.96 and 49,355.94 is: 74,070.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,324.19 : 111,540.96 = 49,355.94 : x
  2. Step 2: Convert to fraction form
    74,324.19/111,540.96 = 49,355.94/x
  3. Step 3: Cross multiply
    74,324.19x = 111,540.96 × 49,355.94
  4. Step 4: Simplify right side
    74,324.19x = 5,505,208,929.30
  5. Step 5: Solve for x
    x = 5,505,208,929.30/74,324.19
  6. Step 6: Final answer
    x = 74,070.22

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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.