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Finding the Fourth Proportional to 467,911.11, 701,866.77 and 131,001.39

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Solution

The fourth proportional to 467,911.11, 701,866.77 and 131,001.39 is: 196,502.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,911.11 : 701,866.77 = 131,001.39 : x
  2. Step 2: Convert to fraction form
    467,911.11/701,866.77 = 131,001.39/x
  3. Step 3: Cross multiply
    467,911.11x = 701,866.77 × 131,001.39
  4. Step 4: Simplify right side
    467,911.11x = 91,945,522,464.81
  5. Step 5: Solve for x
    x = 91,945,522,464.81/467,911.11
  6. Step 6: Final answer
    x = 196,502.11

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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.