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Finding the Fourth Proportional to 223,354.36, 335,072.58 and 73,603.48

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Solution

The fourth proportional to 223,354.36, 335,072.58 and 73,603.48 is: 110,418.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,354.36 : 335,072.58 = 73,603.48 : x
  2. Step 2: Convert to fraction form
    223,354.36/335,072.58 = 73,603.48/x
  3. Step 3: Cross multiply
    223,354.36x = 335,072.58 × 73,603.48
  4. Step 4: Simplify right side
    223,354.36x = 24,662,507,940.58
  5. Step 5: Solve for x
    x = 24,662,507,940.58/223,354.36
  6. Step 6: Final answer
    x = 110,418.74

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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.