Home / 122,705.33-169,329.02-68,993.42

Finding the Fourth Proportional to 122,705.33, 169,329.02 and 68,993.42

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Solution

The fourth proportional to 122,705.33, 169,329.02 and 68,993.42 is: 95,208.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,705.33 : 169,329.02 = 68,993.42 : x
  2. Step 2: Convert to fraction form
    122,705.33/169,329.02 = 68,993.42/x
  3. Step 3: Cross multiply
    122,705.33x = 169,329.02 × 68,993.42
  4. Step 4: Simplify right side
    122,705.33x = 11,682,587,003.44
  5. Step 5: Solve for x
    x = 11,682,587,003.44/122,705.33
  6. Step 6: Final answer
    x = 95,208.48

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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.