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Finding the Fourth Proportional to 222,975.96, 334,515.02 and 96,637.42

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Solution

The fourth proportional to 222,975.96, 334,515.02 and 96,637.42 is: 144,978.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,975.96 : 334,515.02 = 96,637.42 : x
  2. Step 2: Convert to fraction form
    222,975.96/334,515.02 = 96,637.42/x
  3. Step 3: Cross multiply
    222,975.96x = 334,515.02 × 96,637.42
  4. Step 4: Simplify right side
    222,975.96x = 32,326,668,419.01
  5. Step 5: Solve for x
    x = 32,326,668,419.01/222,975.96
  6. Step 6: Final answer
    x = 144,978.27

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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.