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Finding the Fourth Proportional to 222,542.02, 333,854.04 and 72,790.28

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Solution

The fourth proportional to 222,542.02, 333,854.04 and 72,790.28 is: 109,198.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,542.02 : 333,854.04 = 72,790.28 : x
  2. Step 2: Convert to fraction form
    222,542.02/333,854.04 = 72,790.28/x
  3. Step 3: Cross multiply
    222,542.02x = 333,854.04 × 72,790.28
  4. Step 4: Simplify right side
    222,542.02x = 24,301,328,496.93
  5. Step 5: Solve for x
    x = 24,301,328,496.93/222,542.02
  6. Step 6: Final answer
    x = 109,198.83

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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.