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Finding the Fourth Proportional to 227,295.36, 341,153.37 and 115,054.44

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Solution

The fourth proportional to 227,295.36, 341,153.37 and 115,054.44 is: 172,688.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,295.36 : 341,153.37 = 115,054.44 : x
  2. Step 2: Convert to fraction form
    227,295.36/341,153.37 = 115,054.44/x
  3. Step 3: Cross multiply
    227,295.36x = 341,153.37 × 115,054.44
  4. Step 4: Simplify right side
    227,295.36x = 39,251,209,939.46
  5. Step 5: Solve for x
    x = 39,251,209,939.46/227,295.36
  6. Step 6: Final answer
    x = 172,688.13

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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.