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Finding the Fourth Proportional to 222,700.27, 334,097.64 and 72,929.49

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Solution

The fourth proportional to 222,700.27, 334,097.64 and 72,929.49 is: 109,409.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,700.27 : 334,097.64 = 72,929.49 : x
  2. Step 2: Convert to fraction form
    222,700.27/334,097.64 = 72,929.49/x
  3. Step 3: Cross multiply
    222,700.27x = 334,097.64 × 72,929.49
  4. Step 4: Simplify right side
    222,700.27x = 24,365,570,495.40
  5. Step 5: Solve for x
    x = 24,365,570,495.40/222,700.27
  6. Step 6: Final answer
    x = 109,409.70

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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.