Home / 89,088.20-122,943.70-50,846.97

Finding the Fourth Proportional to 89,088.20, 122,943.70 and 50,846.97

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Solution

The fourth proportional to 89,088.20, 122,943.70 and 50,846.97 is: 70,169.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,088.20 : 122,943.70 = 50,846.97 : x
  2. Step 2: Convert to fraction form
    89,088.20/122,943.70 = 50,846.97/x
  3. Step 3: Cross multiply
    89,088.20x = 122,943.70 × 50,846.97
  4. Step 4: Simplify right side
    89,088.20x = 6,251,314,625.59
  5. Step 5: Solve for x
    x = 6,251,314,625.59/89,088.20
  6. Step 6: Final answer
    x = 70,169.95

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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.