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Finding the Fourth Proportional to 223,757.84, 335,636.34 and 66,097.01

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Solution

The fourth proportional to 223,757.84, 335,636.34 and 66,097.01 is: 99,145.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,757.84 : 335,636.34 = 66,097.01 : x
  2. Step 2: Convert to fraction form
    223,757.84/335,636.34 = 66,097.01/x
  3. Step 3: Cross multiply
    223,757.84x = 335,636.34 × 66,097.01
  4. Step 4: Simplify right side
    223,757.84x = 22,184,556,843.16
  5. Step 5: Solve for x
    x = 22,184,556,843.16/223,757.84
  6. Step 6: Final answer
    x = 99,145.39

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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.