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Finding the Fourth Proportional to 60,004.62, 82,806.03 and 33,147

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Solution

The fourth proportional to 60,004.62, 82,806.03 and 33,147 is: 45,742.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,004.62 : 82,806.03 = 33,147 : x
  2. Step 2: Convert to fraction form
    60,004.62/82,806.03 = 33,147/x
  3. Step 3: Cross multiply
    60,004.62x = 82,806.03 × 33,147
  4. Step 4: Simplify right side
    60,004.62x = 2,744,771,476.41
  5. Step 5: Solve for x
    x = 2,744,771,476.41/60,004.62
  6. Step 6: Final answer
    x = 45,742.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.