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Finding the Fourth Proportional to 73,846.45, 101,891.64 and 43,611.13

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Solution

The fourth proportional to 73,846.45, 101,891.64 and 43,611.13 is: 60,173.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,846.45 : 101,891.64 = 43,611.13 : x
  2. Step 2: Convert to fraction form
    73,846.45/101,891.64 = 43,611.13/x
  3. Step 3: Cross multiply
    73,846.45x = 101,891.64 × 43,611.13
  4. Step 4: Simplify right side
    73,846.45x = 4,443,609,557.95
  5. Step 5: Solve for x
    x = 4,443,609,557.95/73,846.45
  6. Step 6: Final answer
    x = 60,173.64

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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.