Home / 73,046.88-109,559.28-23,120.48

Finding the Fourth Proportional to 73,046.88, 109,559.28 and 23,120.48

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Solution

The fourth proportional to 73,046.88, 109,559.28 and 23,120.48 is: 34,677.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,046.88 : 109,559.28 = 23,120.48 : x
  2. Step 2: Convert to fraction form
    73,046.88/109,559.28 = 23,120.48/x
  3. Step 3: Cross multiply
    73,046.88x = 109,559.28 × 23,120.48
  4. Step 4: Simplify right side
    73,046.88x = 2,533,063,142.05
  5. Step 5: Solve for x
    x = 2,533,063,142.05/73,046.88
  6. Step 6: Final answer
    x = 34,677.23

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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.