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Finding the Fourth Proportional to 265,591.88, 366,513.46 and 144,738.44

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Solution

The fourth proportional to 265,591.88, 366,513.46 and 144,738.44 is: 199,737.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,591.88 : 366,513.46 = 144,738.44 : x
  2. Step 2: Convert to fraction form
    265,591.88/366,513.46 = 144,738.44/x
  3. Step 3: Cross multiply
    265,591.88x = 366,513.46 × 144,738.44
  4. Step 4: Simplify right side
    265,591.88x = 53,048,586,439.40
  5. Step 5: Solve for x
    x = 53,048,586,439.40/265,591.88
  6. Step 6: Final answer
    x = 199,737.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.