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Finding the Fourth Proportional to 71,365.44, 106,967.97 and 33,894.84

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Solution

The fourth proportional to 71,365.44, 106,967.97 and 33,894.84 is: 50,804.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,365.44 : 106,967.97 = 33,894.84 : x
  2. Step 2: Convert to fraction form
    71,365.44/106,967.97 = 33,894.84/x
  3. Step 3: Cross multiply
    71,365.44x = 106,967.97 × 33,894.84
  4. Step 4: Simplify right side
    71,365.44x = 3,625,662,228.27
  5. Step 5: Solve for x
    x = 3,625,662,228.27/71,365.44
  6. Step 6: Final answer
    x = 50,804.17

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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.