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Finding the Fourth Proportional to 220,098.94, 329,958.96 and 93,623.38

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Solution

The fourth proportional to 220,098.94, 329,958.96 and 93,623.38 is: 140,354.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,098.94 : 329,958.96 = 93,623.38 : x
  2. Step 2: Convert to fraction form
    220,098.94/329,958.96 = 93,623.38/x
  3. Step 3: Cross multiply
    220,098.94x = 329,958.96 × 93,623.38
  4. Step 4: Simplify right side
    220,098.94x = 30,891,873,096.48
  5. Step 5: Solve for x
    x = 30,891,873,096.48/220,098.94
  6. Step 6: Final answer
    x = 140,354.48

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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.