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Finding the Fourth Proportional to 469,131.92, 703,698.36 and 114,145.92

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Solution

The fourth proportional to 469,131.92, 703,698.36 and 114,145.92 is: 171,219.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,131.92 : 703,698.36 = 114,145.92 : x
  2. Step 2: Convert to fraction form
    469,131.92/703,698.36 = 114,145.92/x
  3. Step 3: Cross multiply
    469,131.92x = 703,698.36 × 114,145.92
  4. Step 4: Simplify right side
    469,131.92x = 80,324,296,704.69
  5. Step 5: Solve for x
    x = 80,324,296,704.69/469,131.92
  6. Step 6: Final answer
    x = 171,219.00

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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.