Home / 122,230.80-168,675.26-68,519.30

Finding the Fourth Proportional to 122,230.80, 168,675.26 and 68,519.30

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Solution

The fourth proportional to 122,230.80, 168,675.26 and 68,519.30 is: 94,554.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,230.80 : 168,675.26 = 68,519.30 : x
  2. Step 2: Convert to fraction form
    122,230.80/168,675.26 = 68,519.30/x
  3. Step 3: Cross multiply
    122,230.80x = 168,675.26 × 68,519.30
  4. Step 4: Simplify right side
    122,230.80x = 11,557,509,556.55
  5. Step 5: Solve for x
    x = 11,557,509,556.55/122,230.80
  6. Step 6: Final answer
    x = 94,554.81

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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.