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Finding the Fourth Proportional to 223,496.96, 335,212.64 and 90,374.27

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Solution

The fourth proportional to 223,496.96, 335,212.64 and 90,374.27 is: 135,548.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,496.96 : 335,212.64 = 90,374.27 : x
  2. Step 2: Convert to fraction form
    223,496.96/335,212.64 = 90,374.27/x
  3. Step 3: Cross multiply
    223,496.96x = 335,212.64 × 90,374.27
  4. Step 4: Simplify right side
    223,496.96x = 30,294,598,020.93
  5. Step 5: Solve for x
    x = 30,294,598,020.93/223,496.96
  6. Step 6: Final answer
    x = 135,548.14

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1.5x scale

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.