Home / 71,108.82-98,076.97-49,599.67

Finding the Fourth Proportional to 71,108.82, 98,076.97 and 49,599.67

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Solution

The fourth proportional to 71,108.82, 98,076.97 and 49,599.67 is: 68,410.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,108.82 : 98,076.97 = 49,599.67 : x
  2. Step 2: Convert to fraction form
    71,108.82/98,076.97 = 49,599.67/x
  3. Step 3: Cross multiply
    71,108.82x = 98,076.97 × 49,599.67
  4. Step 4: Simplify right side
    71,108.82x = 4,864,585,560.79
  5. Step 5: Solve for x
    x = 4,864,585,560.79/71,108.82
  6. Step 6: Final answer
    x = 68,410.44

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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.