Home / 80,401.96-110,930.34-52,084.36

Finding the Fourth Proportional to 80,401.96, 110,930.34 and 52,084.36

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Solution

The fourth proportional to 80,401.96, 110,930.34 and 52,084.36 is: 71,860.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,401.96 : 110,930.34 = 52,084.36 : x
  2. Step 2: Convert to fraction form
    80,401.96/110,930.34 = 52,084.36/x
  3. Step 3: Cross multiply
    80,401.96x = 110,930.34 × 52,084.36
  4. Step 4: Simplify right side
    80,401.96x = 5,777,735,763.48
  5. Step 5: Solve for x
    x = 5,777,735,763.48/80,401.96
  6. Step 6: Final answer
    x = 71,860.63

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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.