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Finding the Fourth Proportional to 223,497.27, 335,243.07 and 55,019.70

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Solution

The fourth proportional to 223,497.27, 335,243.07 and 55,019.70 is: 82,528.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,497.27 : 335,243.07 = 55,019.70 : x
  2. Step 2: Convert to fraction form
    223,497.27/335,243.07 = 55,019.70/x
  3. Step 3: Cross multiply
    223,497.27x = 335,243.07 × 55,019.70
  4. Step 4: Simplify right side
    223,497.27x = 18,444,973,138.48
  5. Step 5: Solve for x
    x = 18,444,973,138.48/223,497.27
  6. Step 6: Final answer
    x = 82,528.85

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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.