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Finding the Fourth Proportional to 337,093.08, 505,715.04 and 126,732.84

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Solution

The fourth proportional to 337,093.08, 505,715.04 and 126,732.84 is: 190,127.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,093.08 : 505,715.04 = 126,732.84 : x
  2. Step 2: Convert to fraction form
    337,093.08/505,715.04 = 126,732.84/x
  3. Step 3: Cross multiply
    337,093.08x = 505,715.04 × 126,732.84
  4. Step 4: Simplify right side
    337,093.08x = 64,090,703,249.91
  5. Step 5: Solve for x
    x = 64,090,703,249.91/337,093.08
  6. Step 6: Final answer
    x = 190,127.61

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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.