Home / 122,268.93-168,738.08-68,551.35

Finding the Fourth Proportional to 122,268.93, 168,738.08 and 68,551.35

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Solution

The fourth proportional to 122,268.93, 168,738.08 and 68,551.35 is: 94,604.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,268.93 : 168,738.08 = 68,551.35 : x
  2. Step 2: Convert to fraction form
    122,268.93/168,738.08 = 68,551.35/x
  3. Step 3: Cross multiply
    122,268.93x = 168,738.08 × 68,551.35
  4. Step 4: Simplify right side
    122,268.93x = 11,567,223,180.41
  5. Step 5: Solve for x
    x = 11,567,223,180.41/122,268.93
  6. Step 6: Final answer
    x = 94,604.76

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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.