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Finding the Fourth Proportional to 73,065.36, 100,738.40 and 59,622.96

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Solution

The fourth proportional to 73,065.36, 100,738.40 and 59,622.96 is: 82,204.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,065.36 : 100,738.40 = 59,622.96 : x
  2. Step 2: Convert to fraction form
    73,065.36/100,738.40 = 59,622.96/x
  3. Step 3: Cross multiply
    73,065.36x = 100,738.40 × 59,622.96
  4. Step 4: Simplify right side
    73,065.36x = 6,006,321,593.66
  5. Step 5: Solve for x
    x = 6,006,321,593.66/73,065.36
  6. Step 6: Final answer
    x = 82,204.78

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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.