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Finding the Fourth Proportional to 223,336.36, 334,996.98 and 54,856.36

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Solution

The fourth proportional to 223,336.36, 334,996.98 and 54,856.36 is: 82,282.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,336.36 : 334,996.98 = 54,856.36 : x
  2. Step 2: Convert to fraction form
    223,336.36/334,996.98 = 54,856.36/x
  3. Step 3: Cross multiply
    223,336.36x = 334,996.98 × 54,856.36
  4. Step 4: Simplify right side
    223,336.36x = 18,376,714,933.79
  5. Step 5: Solve for x
    x = 18,376,714,933.79/223,336.36
  6. Step 6: Final answer
    x = 82,282.68

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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.