Home / 73,139.08-109,625.66-33,614.50

Finding the Fourth Proportional to 73,139.08, 109,625.66 and 33,614.50

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Solution

The fourth proportional to 73,139.08, 109,625.66 and 33,614.50 is: 50,383.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,139.08 : 109,625.66 = 33,614.50 : x
  2. Step 2: Convert to fraction form
    73,139.08/109,625.66 = 33,614.50/x
  3. Step 3: Cross multiply
    73,139.08x = 109,625.66 × 33,614.50
  4. Step 4: Simplify right side
    73,139.08x = 3,685,011,748.07
  5. Step 5: Solve for x
    x = 3,685,011,748.07/73,139.08
  6. Step 6: Final answer
    x = 50,383.62

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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.