Home / 122,313.43-168,794.22-73,908.64

Finding the Fourth Proportional to 122,313.43, 168,794.22 and 73,908.64

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Solution

The fourth proportional to 122,313.43, 168,794.22 and 73,908.64 is: 101,994.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,313.43 : 168,794.22 = 73,908.64 : x
  2. Step 2: Convert to fraction form
    122,313.43/168,794.22 = 73,908.64/x
  3. Step 3: Cross multiply
    122,313.43x = 168,794.22 × 73,908.64
  4. Step 4: Simplify right side
    122,313.43x = 12,475,351,240.06
  5. Step 5: Solve for x
    x = 12,475,351,240.06/122,313.43
  6. Step 6: Final answer
    x = 101,994.94

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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.