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Finding the Fourth Proportional to 222,477.09, 333,712.72 and 53,998.75

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Solution

The fourth proportional to 222,477.09, 333,712.72 and 53,998.75 is: 80,997.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,477.09 : 333,712.72 = 53,998.75 : x
  2. Step 2: Convert to fraction form
    222,477.09/333,712.72 = 53,998.75/x
  3. Step 3: Cross multiply
    222,477.09x = 333,712.72 × 53,998.75
  4. Step 4: Simplify right side
    222,477.09x = 18,020,069,739.10
  5. Step 5: Solve for x
    x = 18,020,069,739.10/222,477.09
  6. Step 6: Final answer
    x = 80,997.42

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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.