Home / 201,942.37-302,969.68-88,100.13

Finding the Fourth Proportional to 201,942.37, 302,969.68 and 88,100.13

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Solution

The fourth proportional to 201,942.37, 302,969.68 and 88,100.13 is: 132,174.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,942.37 : 302,969.68 = 88,100.13 : x
  2. Step 2: Convert to fraction form
    201,942.37/302,969.68 = 88,100.13/x
  3. Step 3: Cross multiply
    201,942.37x = 302,969.68 × 88,100.13
  4. Step 4: Simplify right side
    201,942.37x = 26,691,668,194.06
  5. Step 5: Solve for x
    x = 26,691,668,194.06/201,942.37
  6. Step 6: Final answer
    x = 132,174.68

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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.