Home / 122,380.44-168,887.58-68,669.34

Finding the Fourth Proportional to 122,380.44, 168,887.58 and 68,669.34

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Solution

The fourth proportional to 122,380.44, 168,887.58 and 68,669.34 is: 94,765.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,380.44 : 168,887.58 = 68,669.34 : x
  2. Step 2: Convert to fraction form
    122,380.44/168,887.58 = 68,669.34/x
  3. Step 3: Cross multiply
    122,380.44x = 168,887.58 × 68,669.34
  4. Step 4: Simplify right side
    122,380.44x = 11,597,398,652.80
  5. Step 5: Solve for x
    x = 11,597,398,652.80/122,380.44
  6. Step 6: Final answer
    x = 94,765.13

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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.