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Finding the Fourth Proportional to 201,711.76, 302,600.48 and 59,571.42

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Solution

The fourth proportional to 201,711.76, 302,600.48 and 59,571.42 is: 89,366.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,711.76 : 302,600.48 = 59,571.42 : x
  2. Step 2: Convert to fraction form
    201,711.76/302,600.48 = 59,571.42/x
  3. Step 3: Cross multiply
    201,711.76x = 302,600.48 × 59,571.42
  4. Step 4: Simplify right side
    201,711.76x = 18,026,340,286.28
  5. Step 5: Solve for x
    x = 18,026,340,286.28/201,711.76
  6. Step 6: Final answer
    x = 89,366.83

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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.