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Finding the Fourth Proportional to 237,998.09, 356,994.39 and 80,337.26

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Solution

The fourth proportional to 237,998.09, 356,994.39 and 80,337.26 is: 120,504.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,998.09 : 356,994.39 = 80,337.26 : x
  2. Step 2: Convert to fraction form
    237,998.09/356,994.39 = 80,337.26/x
  3. Step 3: Cross multiply
    237,998.09x = 356,994.39 × 80,337.26
  4. Step 4: Simplify right side
    237,998.09x = 28,679,951,127.97
  5. Step 5: Solve for x
    x = 28,679,951,127.97/237,998.09
  6. Step 6: Final answer
    x = 120,504.96

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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.