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Finding the Fourth Proportional to 223,224.12, 334,846.35 and 63,311.49

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Solution

The fourth proportional to 223,224.12, 334,846.35 and 63,311.49 is: 94,970.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,224.12 : 334,846.35 = 63,311.49 : x
  2. Step 2: Convert to fraction form
    223,224.12/334,846.35 = 63,311.49/x
  3. Step 3: Cross multiply
    223,224.12x = 334,846.35 × 63,311.49
  4. Step 4: Simplify right side
    223,224.12x = 21,199,621,339.56
  5. Step 5: Solve for x
    x = 21,199,621,339.56/223,224.12
  6. Step 6: Final answer
    x = 94,970.12

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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.