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Finding the Fourth Proportional to 73,741.14, 110,612.13 and 18,337.14

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Solution

The fourth proportional to 73,741.14, 110,612.13 and 18,337.14 is: 27,505.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,741.14 : 110,612.13 = 18,337.14 : x
  2. Step 2: Convert to fraction form
    73,741.14/110,612.13 = 18,337.14/x
  3. Step 3: Cross multiply
    73,741.14x = 110,612.13 × 18,337.14
  4. Step 4: Simplify right side
    73,741.14x = 2,028,310,113.51
  5. Step 5: Solve for x
    x = 2,028,310,113.51/73,741.14
  6. Step 6: Final answer
    x = 27,505.81

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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.