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Finding the Fourth Proportional to 238,793.46, 329,504.95 and 161,437.32

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Solution

The fourth proportional to 238,793.46, 329,504.95 and 161,437.32 is: 222,763.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,793.46 : 329,504.95 = 161,437.32 : x
  2. Step 2: Convert to fraction form
    238,793.46/329,504.95 = 161,437.32/x
  3. Step 3: Cross multiply
    238,793.46x = 329,504.95 × 161,437.32
  4. Step 4: Simplify right side
    238,793.46x = 53,194,396,054.73
  5. Step 5: Solve for x
    x = 53,194,396,054.73/238,793.46
  6. Step 6: Final answer
    x = 222,763.20

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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.