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Finding the Fourth Proportional to 202,227.50, 303,385.52 and 61,997.06

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Solution

The fourth proportional to 202,227.50, 303,385.52 and 61,997.06 is: 93,009.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,227.50 : 303,385.52 = 61,997.06 : x
  2. Step 2: Convert to fraction form
    202,227.50/303,385.52 = 61,997.06/x
  3. Step 3: Cross multiply
    202,227.50x = 303,385.52 × 61,997.06
  4. Step 4: Simplify right side
    202,227.50x = 18,809,008,924.64
  5. Step 5: Solve for x
    x = 18,809,008,924.64/202,227.50
  6. Step 6: Final answer
    x = 93,009.16

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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.