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Finding the Fourth Proportional to 150,650.54, 207,897.57 and 82,667.90

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Solution

The fourth proportional to 150,650.54, 207,897.57 and 82,667.90 is: 114,081.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,650.54 : 207,897.57 = 82,667.90 : x
  2. Step 2: Convert to fraction form
    150,650.54/207,897.57 = 82,667.90/x
  3. Step 3: Cross multiply
    150,650.54x = 207,897.57 × 82,667.90
  4. Step 4: Simplify right side
    150,650.54x = 17,186,455,527.00
  5. Step 5: Solve for x
    x = 17,186,455,527.00/150,650.54
  6. Step 6: Final answer
    x = 114,081.61

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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.