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Finding the Fourth Proportional to 222,954.23, 334,430.43 and 80,766.21

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Solution

The fourth proportional to 222,954.23, 334,430.43 and 80,766.21 is: 121,148.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,954.23 : 334,430.43 = 80,766.21 : x
  2. Step 2: Convert to fraction form
    222,954.23/334,430.43 = 80,766.21/x
  3. Step 3: Cross multiply
    222,954.23x = 334,430.43 × 80,766.21
  4. Step 4: Simplify right side
    222,954.23x = 27,010,677,935.94
  5. Step 5: Solve for x
    x = 27,010,677,935.94/222,954.23
  6. Step 6: Final answer
    x = 121,148.98

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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.