Home / 122,093.05-168,480.39-68,365.75

Finding the Fourth Proportional to 122,093.05, 168,480.39 and 68,365.75

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Solution

The fourth proportional to 122,093.05, 168,480.39 and 68,365.75 is: 94,340.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,093.05 : 168,480.39 = 68,365.75 : x
  2. Step 2: Convert to fraction form
    122,093.05/168,480.39 = 68,365.75/x
  3. Step 3: Cross multiply
    122,093.05x = 168,480.39 × 68,365.75
  4. Step 4: Simplify right side
    122,093.05x = 11,518,288,222.64
  5. Step 5: Solve for x
    x = 11,518,288,222.64/122,093.05
  6. Step 6: Final answer
    x = 94,340.24

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1.5x scale

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.