Home / 73,177.72-109,782.78-23,273.08

Finding the Fourth Proportional to 73,177.72, 109,782.78 and 23,273.08

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Solution

The fourth proportional to 73,177.72, 109,782.78 and 23,273.08 is: 34,914.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,177.72 : 109,782.78 = 23,273.08 : x
  2. Step 2: Convert to fraction form
    73,177.72/109,782.78 = 23,273.08/x
  3. Step 3: Cross multiply
    73,177.72x = 109,782.78 × 23,273.08
  4. Step 4: Simplify right side
    73,177.72x = 2,554,983,421.56
  5. Step 5: Solve for x
    x = 2,554,983,421.56/73,177.72
  6. Step 6: Final answer
    x = 34,914.77

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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.