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Finding the Fourth Proportional to 222,369.63, 333,572.82 and 72,606.60

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Solution

The fourth proportional to 222,369.63, 333,572.82 and 72,606.60 is: 108,915.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,369.63 : 333,572.82 = 72,606.60 : x
  2. Step 2: Convert to fraction form
    222,369.63/333,572.82 = 72,606.60/x
  3. Step 3: Cross multiply
    222,369.63x = 333,572.82 × 72,606.60
  4. Step 4: Simplify right side
    222,369.63x = 24,219,588,312.61
  5. Step 5: Solve for x
    x = 24,219,588,312.61/222,369.63
  6. Step 6: Final answer
    x = 108,915.90

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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.