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Finding the Fourth Proportional to 222,535.51, 333,855.77 and 72,775.22

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Solution

The fourth proportional to 222,535.51, 333,855.77 and 72,775.22 is: 109,179.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,535.51 : 333,855.77 = 72,775.22 : x
  2. Step 2: Convert to fraction form
    222,535.51/333,855.77 = 72,775.22/x
  3. Step 3: Cross multiply
    222,535.51x = 333,855.77 × 72,775.22
  4. Step 4: Simplify right side
    222,535.51x = 24,296,425,076.86
  5. Step 5: Solve for x
    x = 24,296,425,076.86/222,535.51
  6. Step 6: Final answer
    x = 109,179.99

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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.