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Finding the Fourth Proportional to 222,535.08, 333,855.14 and 72,774.79

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Solution

The fourth proportional to 222,535.08, 333,855.14 and 72,774.79 is: 109,179.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,535.08 : 333,855.14 = 72,774.79 : x
  2. Step 2: Convert to fraction form
    222,535.08/333,855.14 = 72,774.79/x
  3. Step 3: Cross multiply
    222,535.08x = 333,855.14 × 72,774.79
  4. Step 4: Simplify right side
    222,535.08x = 24,296,236,505.41
  5. Step 5: Solve for x
    x = 24,296,236,505.41/222,535.08
  6. Step 6: Final answer
    x = 109,179.36

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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.