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Finding the Fourth Proportional to 73,471.50, 101,399.22 and 41,215.02

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Solution

The fourth proportional to 73,471.50, 101,399.22 and 41,215.02 is: 56,881.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,471.50 : 101,399.22 = 41,215.02 : x
  2. Step 2: Convert to fraction form
    73,471.50/101,399.22 = 41,215.02/x
  3. Step 3: Cross multiply
    73,471.50x = 101,399.22 × 41,215.02
  4. Step 4: Simplify right side
    73,471.50x = 4,179,170,880.28
  5. Step 5: Solve for x
    x = 4,179,170,880.28/73,471.50
  6. Step 6: Final answer
    x = 56,881.52

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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.