Home / 122,229.24-168,675.78-68,514.30

Finding the Fourth Proportional to 122,229.24, 168,675.78 and 68,514.30

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Solution

The fourth proportional to 122,229.24, 168,675.78 and 68,514.30 is: 94,549.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,229.24 : 168,675.78 = 68,514.30 : x
  2. Step 2: Convert to fraction form
    122,229.24/168,675.78 = 68,514.30/x
  3. Step 3: Cross multiply
    122,229.24x = 168,675.78 × 68,514.30
  4. Step 4: Simplify right side
    122,229.24x = 11,556,702,993.65
  5. Step 5: Solve for x
    x = 11,556,702,993.65/122,229.24
  6. Step 6: Final answer
    x = 94,549.41

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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.