Home / 201,828.22-302,796.98-75,481.30

Finding the Fourth Proportional to 201,828.22, 302,796.98 and 75,481.30

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Solution

The fourth proportional to 201,828.22, 302,796.98 and 75,481.30 is: 113,242.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,828.22 : 302,796.98 = 75,481.30 : x
  2. Step 2: Convert to fraction form
    201,828.22/302,796.98 = 75,481.30/x
  3. Step 3: Cross multiply
    201,828.22x = 302,796.98 × 75,481.30
  4. Step 4: Simplify right side
    201,828.22x = 22,855,508,835.13
  5. Step 5: Solve for x
    x = 22,855,508,835.13/201,828.22
  6. Step 6: Final answer
    x = 113,242.39

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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.