Home / 89,961.54-134,918.73-26,764.62

Finding the Fourth Proportional to 89,961.54, 134,918.73 and 26,764.62

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Solution

The fourth proportional to 89,961.54, 134,918.73 and 26,764.62 is: 40,139.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,961.54 : 134,918.73 = 26,764.62 : x
  2. Step 2: Convert to fraction form
    89,961.54/134,918.73 = 26,764.62/x
  3. Step 3: Cross multiply
    89,961.54x = 134,918.73 × 26,764.62
  4. Step 4: Simplify right side
    89,961.54x = 3,611,048,539.33
  5. Step 5: Solve for x
    x = 3,611,048,539.33/89,961.54
  6. Step 6: Final answer
    x = 40,139.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.