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Finding the Fourth Proportional to 272,254.91, 408,133.28 and 114,494.45

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Solution

The fourth proportional to 272,254.91, 408,133.28 and 114,494.45 is: 171,636.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,254.91 : 408,133.28 = 114,494.45 : x
  2. Step 2: Convert to fraction form
    272,254.91/408,133.28 = 114,494.45/x
  3. Step 3: Cross multiply
    272,254.91x = 408,133.28 × 114,494.45
  4. Step 4: Simplify right side
    272,254.91x = 46,728,993,665.87
  5. Step 5: Solve for x
    x = 46,728,993,665.87/272,254.91
  6. Step 6: Final answer
    x = 171,636.92

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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.