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Finding the Fourth Proportional to 73,419.75, 101,319.26 and 43,611.75

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Solution

The fourth proportional to 73,419.75, 101,319.26 and 43,611.75 is: 60,184.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,419.75 : 101,319.26 = 43,611.75 : x
  2. Step 2: Convert to fraction form
    73,419.75/101,319.26 = 43,611.75/x
  3. Step 3: Cross multiply
    73,419.75x = 101,319.26 × 43,611.75
  4. Step 4: Simplify right side
    73,419.75x = 4,418,710,019.25
  5. Step 5: Solve for x
    x = 4,418,710,019.25/73,419.75
  6. Step 6: Final answer
    x = 60,184.22

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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.