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Finding the Fourth Proportional to 223,752.36, 335,595.20 and 73,993.43

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Solution

The fourth proportional to 223,752.36, 335,595.20 and 73,993.43 is: 110,979.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,752.36 : 335,595.20 = 73,993.43 : x
  2. Step 2: Convert to fraction form
    223,752.36/335,595.20 = 73,993.43/x
  3. Step 3: Cross multiply
    223,752.36x = 335,595.20 × 73,993.43
  4. Step 4: Simplify right side
    223,752.36x = 24,831,840,824.77
  5. Step 5: Solve for x
    x = 24,831,840,824.77/223,752.36
  6. Step 6: Final answer
    x = 110,979.12

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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.