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Finding the Fourth Proportional to 71,366.44, 106,969.47 and 33,895.84

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Solution

The fourth proportional to 71,366.44, 106,969.47 and 33,895.84 is: 50,805.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,366.44 : 106,969.47 = 33,895.84 : x
  2. Step 2: Convert to fraction form
    71,366.44/106,969.47 = 33,895.84/x
  3. Step 3: Cross multiply
    71,366.44x = 106,969.47 × 33,895.84
  4. Step 4: Simplify right side
    71,366.44x = 3,625,820,040.00
  5. Step 5: Solve for x
    x = 3,625,820,040.00/71,366.44
  6. Step 6: Final answer
    x = 50,805.67

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1.5x scale

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.