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Finding the Fourth Proportional to 73,571.47, 101,528.77 and 41,734.21

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Solution

The fourth proportional to 73,571.47, 101,528.77 and 41,734.21 is: 57,593.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,571.47 : 101,528.77 = 41,734.21 : x
  2. Step 2: Convert to fraction form
    73,571.47/101,528.77 = 41,734.21/x
  3. Step 3: Cross multiply
    73,571.47x = 101,528.77 × 41,734.21
  4. Step 4: Simplify right side
    73,571.47x = 4,237,223,008.22
  5. Step 5: Solve for x
    x = 4,237,223,008.22/73,571.47
  6. Step 6: Final answer
    x = 57,593.29

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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.