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Finding the Fourth Proportional to 222,151.51, 333,193.04 and 72,391.42

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Solution

The fourth proportional to 222,151.51, 333,193.04 and 72,391.42 is: 108,575.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,151.51 : 333,193.04 = 72,391.42 : x
  2. Step 2: Convert to fraction form
    222,151.51/333,193.04 = 72,391.42/x
  3. Step 3: Cross multiply
    222,151.51x = 333,193.04 × 72,391.42
  4. Step 4: Simplify right side
    222,151.51x = 24,120,315,271.79
  5. Step 5: Solve for x
    x = 24,120,315,271.79/222,151.51
  6. Step 6: Final answer
    x = 108,575.97

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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.