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Finding the Fourth Proportional to 110,324.53, 165,341.37 and 43,728.37

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Solution

The fourth proportional to 110,324.53, 165,341.37 and 43,728.37 is: 65,534.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,324.53 : 165,341.37 = 43,728.37 : x
  2. Step 2: Convert to fraction form
    110,324.53/165,341.37 = 43,728.37/x
  3. Step 3: Cross multiply
    110,324.53x = 165,341.37 × 43,728.37
  4. Step 4: Simplify right side
    110,324.53x = 7,230,108,603.67
  5. Step 5: Solve for x
    x = 7,230,108,603.67/110,324.53
  6. Step 6: Final answer
    x = 65,534.91

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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.