Home / 73,540.47-110,321.64-34,101.57

Finding the Fourth Proportional to 73,540.47, 110,321.64 and 34,101.57

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Solution

The fourth proportional to 73,540.47, 110,321.64 and 34,101.57 is: 51,157.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,540.47 : 110,321.64 = 34,101.57 : x
  2. Step 2: Convert to fraction form
    73,540.47/110,321.64 = 34,101.57/x
  3. Step 3: Cross multiply
    73,540.47x = 110,321.64 × 34,101.57
  4. Step 4: Simplify right side
    73,540.47x = 3,762,141,128.97
  5. Step 5: Solve for x
    x = 3,762,141,128.97/73,540.47
  6. Step 6: Final answer
    x = 51,157.43

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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.