Home / 141,229.44-195,072.21-105,581.34

Finding the Fourth Proportional to 141,229.44, 195,072.21 and 105,581.34

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Solution

The fourth proportional to 141,229.44, 195,072.21 and 105,581.34 is: 145,833.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,229.44 : 195,072.21 = 105,581.34 : x
  2. Step 2: Convert to fraction form
    141,229.44/195,072.21 = 105,581.34/x
  3. Step 3: Cross multiply
    141,229.44x = 195,072.21 × 105,581.34
  4. Step 4: Simplify right side
    141,229.44x = 20,595,985,328.56
  5. Step 5: Solve for x
    x = 20,595,985,328.56/141,229.44
  6. Step 6: Final answer
    x = 145,833.51

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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.