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Finding the Fourth Proportional to 222,305.37, 333,511.10 and 72,545.94

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Solution

The fourth proportional to 222,305.37, 333,511.10 and 72,545.94 is: 108,836.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,305.37 : 333,511.10 = 72,545.94 : x
  2. Step 2: Convert to fraction form
    222,305.37/333,511.10 = 72,545.94/x
  3. Step 3: Cross multiply
    222,305.37x = 333,511.10 × 72,545.94
  4. Step 4: Simplify right side
    222,305.37x = 24,194,875,887.20
  5. Step 5: Solve for x
    x = 24,194,875,887.20/222,305.37
  6. Step 6: Final answer
    x = 108,836.22

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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.