Home / 80,021.88-110,436.36-44,214.96

Finding the Fourth Proportional to 80,021.88, 110,436.36 and 44,214.96

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Solution

The fourth proportional to 80,021.88, 110,436.36 and 44,214.96 is: 61,020.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,021.88 : 110,436.36 = 44,214.96 : x
  2. Step 2: Convert to fraction form
    80,021.88/110,436.36 = 44,214.96/x
  3. Step 3: Cross multiply
    80,021.88x = 110,436.36 × 44,214.96
  4. Step 4: Simplify right side
    80,021.88x = 4,882,939,239.95
  5. Step 5: Solve for x
    x = 4,882,939,239.95/80,021.88
  6. Step 6: Final answer
    x = 61,020.05

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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.