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Finding the Fourth Proportional to 222,733.77, 334,162.85 and 73,079.31

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Solution

The fourth proportional to 222,733.77, 334,162.85 and 73,079.31 is: 109,639.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,733.77 : 334,162.85 = 73,079.31 : x
  2. Step 2: Convert to fraction form
    222,733.77/334,162.85 = 73,079.31/x
  3. Step 3: Cross multiply
    222,733.77x = 334,162.85 × 73,079.31
  4. Step 4: Simplify right side
    222,733.77x = 24,420,390,140.24
  5. Step 5: Solve for x
    x = 24,420,390,140.24/222,733.77
  6. Step 6: Final answer
    x = 109,639.37

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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.