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Finding the Fourth Proportional to 266,963.15, 368,409.29 and 146,104.37

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Solution

The fourth proportional to 266,963.15, 368,409.29 and 146,104.37 is: 201,624.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,963.15 : 368,409.29 = 146,104.37 : x
  2. Step 2: Convert to fraction form
    266,963.15/368,409.29 = 146,104.37/x
  3. Step 3: Cross multiply
    266,963.15x = 368,409.29 × 146,104.37
  4. Step 4: Simplify right side
    266,963.15x = 53,826,207,217.60
  5. Step 5: Solve for x
    x = 53,826,207,217.60/266,963.15
  6. Step 6: Final answer
    x = 201,624.11

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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.