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Finding the Fourth Proportional to 222,314.32, 306,836.94 and 168,505.48

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Solution

The fourth proportional to 222,314.32, 306,836.94 and 168,505.48 is: 232,570.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,314.32 : 306,836.94 = 168,505.48 : x
  2. Step 2: Convert to fraction form
    222,314.32/306,836.94 = 168,505.48/x
  3. Step 3: Cross multiply
    222,314.32x = 306,836.94 × 168,505.48
  4. Step 4: Simplify right side
    222,314.32x = 51,703,705,856.43
  5. Step 5: Solve for x
    x = 51,703,705,856.43/222,314.32
  6. Step 6: Final answer
    x = 232,570.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.