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Finding the Fourth Proportional to 73,608.58, 110,410.51 and 30,936.62

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Solution

The fourth proportional to 73,608.58, 110,410.51 and 30,936.62 is: 46,403.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,608.58 : 110,410.51 = 30,936.62 : x
  2. Step 2: Convert to fraction form
    73,608.58/110,410.51 = 30,936.62/x
  3. Step 3: Cross multiply
    73,608.58x = 110,410.51 × 30,936.62
  4. Step 4: Simplify right side
    73,608.58x = 3,415,727,555.84
  5. Step 5: Solve for x
    x = 3,415,727,555.84/73,608.58
  6. Step 6: Final answer
    x = 46,403.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.