Home / 111,514.95-167,271-27,275.85

Finding the Fourth Proportional to 111,514.95, 167,271 and 27,275.85

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Solution

The fourth proportional to 111,514.95, 167,271 and 27,275.85 is: 40,913.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,514.95 : 167,271 = 27,275.85 : x
  2. Step 2: Convert to fraction form
    111,514.95/167,271 = 27,275.85/x
  3. Step 3: Cross multiply
    111,514.95x = 167,271 × 27,275.85
  4. Step 4: Simplify right side
    111,514.95x = 4,562,458,705.35
  5. Step 5: Solve for x
    x = 4,562,458,705.35/111,514.95
  6. Step 6: Final answer
    x = 40,913.43

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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.