Home / 129,610.98-194,299.83-67,091.94

Finding the Fourth Proportional to 129,610.98, 194,299.83 and 67,091.94

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Solution

The fourth proportional to 129,610.98, 194,299.83 and 67,091.94 is: 100,577.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,610.98 : 194,299.83 = 67,091.94 : x
  2. Step 2: Convert to fraction form
    129,610.98/194,299.83 = 67,091.94/x
  3. Step 3: Cross multiply
    129,610.98x = 194,299.83 × 67,091.94
  4. Step 4: Simplify right side
    129,610.98x = 13,035,952,536.37
  5. Step 5: Solve for x
    x = 13,035,952,536.37/129,610.98
  6. Step 6: Final answer
    x = 100,577.53

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1.5x scale

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.