Home / 236,910.30-355,261.77-70,659.42

Finding the Fourth Proportional to 236,910.30, 355,261.77 and 70,659.42

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Solution

The fourth proportional to 236,910.30, 355,261.77 and 70,659.42 is: 105,958.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,910.30 : 355,261.77 = 70,659.42 : x
  2. Step 2: Convert to fraction form
    236,910.30/355,261.77 = 70,659.42/x
  3. Step 3: Cross multiply
    236,910.30x = 355,261.77 × 70,659.42
  4. Step 4: Simplify right side
    236,910.30x = 25,102,590,616.37
  5. Step 5: Solve for x
    x = 25,102,590,616.37/236,910.30
  6. Step 6: Final answer
    x = 105,958.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.