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Finding the Fourth Proportional to 222,528.74, 333,845.63 and 72,768.45

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Solution

The fourth proportional to 222,528.74, 333,845.63 and 72,768.45 is: 109,169.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,528.74 : 333,845.63 = 72,768.45 : x
  2. Step 2: Convert to fraction form
    222,528.74/333,845.63 = 72,768.45/x
  3. Step 3: Cross multiply
    222,528.74x = 333,845.63 × 72,768.45
  4. Step 4: Simplify right side
    222,528.74x = 24,293,429,051.73
  5. Step 5: Solve for x
    x = 24,293,429,051.73/222,528.74
  6. Step 6: Final answer
    x = 109,169.85

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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.