Home / 201,588.20-302,252.70-83,306.60

Finding the Fourth Proportional to 201,588.20, 302,252.70 and 83,306.60

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Solution

The fourth proportional to 201,588.20, 302,252.70 and 83,306.60 is: 124,906.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,588.20 : 302,252.70 = 83,306.60 : x
  2. Step 2: Convert to fraction form
    201,588.20/302,252.70 = 83,306.60/x
  3. Step 3: Cross multiply
    201,588.20x = 302,252.70 × 83,306.60
  4. Step 4: Simplify right side
    201,588.20x = 25,179,644,777.82
  5. Step 5: Solve for x
    x = 25,179,644,777.82/201,588.20
  6. Step 6: Final answer
    x = 124,906.34

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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.