Home / 73,122.48-109,687.64-23,206.37

Finding the Fourth Proportional to 73,122.48, 109,687.64 and 23,206.37

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Solution

The fourth proportional to 73,122.48, 109,687.64 and 23,206.37 is: 34,810.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,122.48 : 109,687.64 = 23,206.37 : x
  2. Step 2: Convert to fraction form
    73,122.48/109,687.64 = 23,206.37/x
  3. Step 3: Cross multiply
    73,122.48x = 109,687.64 × 23,206.37
  4. Step 4: Simplify right side
    73,122.48x = 2,545,451,293.80
  5. Step 5: Solve for x
    x = 2,545,451,293.80/73,122.48
  6. Step 6: Final answer
    x = 34,810.79

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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.