Home / 66,769.54-92,141.98-36,556.78

Finding the Fourth Proportional to 66,769.54, 92,141.98 and 36,556.78

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Solution

The fourth proportional to 66,769.54, 92,141.98 and 36,556.78 is: 50,448.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,769.54 : 92,141.98 = 36,556.78 : x
  2. Step 2: Convert to fraction form
    66,769.54/92,141.98 = 36,556.78/x
  3. Step 3: Cross multiply
    66,769.54x = 92,141.98 × 36,556.78
  4. Step 4: Simplify right side
    66,769.54x = 3,368,414,091.62
  5. Step 5: Solve for x
    x = 3,368,414,091.62/66,769.54
  6. Step 6: Final answer
    x = 50,448.36

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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.