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Finding the Fourth Proportional to 192,226.72, 288,236.40 and 73,927.84

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Solution

The fourth proportional to 192,226.72, 288,236.40 and 73,927.84 is: 110,851.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,226.72 : 288,236.40 = 73,927.84 : x
  2. Step 2: Convert to fraction form
    192,226.72/288,236.40 = 73,927.84/x
  3. Step 3: Cross multiply
    192,226.72x = 288,236.40 × 73,927.84
  4. Step 4: Simplify right side
    192,226.72x = 21,308,694,461.38
  5. Step 5: Solve for x
    x = 21,308,694,461.38/192,226.72
  6. Step 6: Final answer
    x = 110,851.89

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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.