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Finding the Fourth Proportional to 201,887.69, 302,898.96 and 89,552.43

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Solution

The fourth proportional to 201,887.69, 302,898.96 and 89,552.43 is: 134,358.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,887.69 : 302,898.96 = 89,552.43 : x
  2. Step 2: Convert to fraction form
    201,887.69/302,898.96 = 89,552.43/x
  3. Step 3: Cross multiply
    201,887.69x = 302,898.96 × 89,552.43
  4. Step 4: Simplify right side
    201,887.69x = 27,125,337,912.47
  5. Step 5: Solve for x
    x = 27,125,337,912.47/201,887.69
  6. Step 6: Final answer
    x = 134,358.56

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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.