Home / 89,087.97-122,943.39-50,846.76

Finding the Fourth Proportional to 89,087.97, 122,943.39 and 50,846.76

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Solution

The fourth proportional to 89,087.97, 122,943.39 and 50,846.76 is: 70,169.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,087.97 : 122,943.39 = 50,846.76 : x
  2. Step 2: Convert to fraction form
    89,087.97/122,943.39 = 50,846.76/x
  3. Step 3: Cross multiply
    89,087.97x = 122,943.39 × 50,846.76
  4. Step 4: Simplify right side
    89,087.97x = 6,251,273,044.92
  5. Step 5: Solve for x
    x = 6,251,273,044.92/89,087.97
  6. Step 6: Final answer
    x = 70,169.67

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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.