Home / 77,600.23-116,302.93-33,174.78

Finding the Fourth Proportional to 77,600.23, 116,302.93 and 33,174.78

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Solution

The fourth proportional to 77,600.23, 116,302.93 and 33,174.78 is: 49,720.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,600.23 : 116,302.93 = 33,174.78 : x
  2. Step 2: Convert to fraction form
    77,600.23/116,302.93 = 33,174.78/x
  3. Step 3: Cross multiply
    77,600.23x = 116,302.93 × 33,174.78
  4. Step 4: Simplify right side
    77,600.23x = 3,858,324,116.11
  5. Step 5: Solve for x
    x = 3,858,324,116.11/77,600.23
  6. Step 6: Final answer
    x = 49,720.52

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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.