Home / 75,678.03-113,512.92-23,083.38

Finding the Fourth Proportional to 75,678.03, 113,512.92 and 23,083.38

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Solution

The fourth proportional to 75,678.03, 113,512.92 and 23,083.38 is: 34,623.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,678.03 : 113,512.92 = 23,083.38 : x
  2. Step 2: Convert to fraction form
    75,678.03/113,512.92 = 23,083.38/x
  3. Step 3: Cross multiply
    75,678.03x = 113,512.92 × 23,083.38
  4. Step 4: Simplify right side
    75,678.03x = 2,620,261,299.71
  5. Step 5: Solve for x
    x = 2,620,261,299.71/75,678.03
  6. Step 6: Final answer
    x = 34,623.81

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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.