Home / 89,137.06-122,999.51-50,893

Finding the Fourth Proportional to 89,137.06, 122,999.51 and 50,893

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Solution

The fourth proportional to 89,137.06, 122,999.51 and 50,893 is: 70,226.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,137.06 : 122,999.51 = 50,893 : x
  2. Step 2: Convert to fraction form
    89,137.06/122,999.51 = 50,893/x
  3. Step 3: Cross multiply
    89,137.06x = 122,999.51 × 50,893
  4. Step 4: Simplify right side
    89,137.06x = 6,259,814,062.43
  5. Step 5: Solve for x
    x = 6,259,814,062.43/89,137.06
  6. Step 6: Final answer
    x = 70,226.84

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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.