Home / 49,085.20-73,606.20-19,493.20

Finding the Fourth Proportional to 49,085.20, 73,606.20 and 19,493.20

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Solution

The fourth proportional to 49,085.20, 73,606.20 and 19,493.20 is: 29,231.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,085.20 : 73,606.20 = 19,493.20 : x
  2. Step 2: Convert to fraction form
    49,085.20/73,606.20 = 19,493.20/x
  3. Step 3: Cross multiply
    49,085.20x = 73,606.20 × 19,493.20
  4. Step 4: Simplify right side
    49,085.20x = 1,434,820,377.84
  5. Step 5: Solve for x
    x = 1,434,820,377.84/49,085.20
  6. Step 6: Final answer
    x = 29,231.22

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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.