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Finding the Fourth Proportional to 222,368.88, 333,571.70 and 72,605.85

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Solution

The fourth proportional to 222,368.88, 333,571.70 and 72,605.85 is: 108,914.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,368.88 : 333,571.70 = 72,605.85 : x
  2. Step 2: Convert to fraction form
    222,368.88/333,571.70 = 72,605.85/x
  3. Step 3: Cross multiply
    222,368.88x = 333,571.70 × 72,605.85
  4. Step 4: Simplify right side
    222,368.88x = 24,219,256,451.42
  5. Step 5: Solve for x
    x = 24,219,256,451.42/222,368.88
  6. Step 6: Final answer
    x = 108,914.77

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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.