Home / 140,604.46-210,862.92-40,771.56

Finding the Fourth Proportional to 140,604.46, 210,862.92 and 40,771.56

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Solution

The fourth proportional to 140,604.46, 210,862.92 and 40,771.56 is: 61,144.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,604.46 : 210,862.92 = 40,771.56 : x
  2. Step 2: Convert to fraction form
    140,604.46/210,862.92 = 40,771.56/x
  3. Step 3: Cross multiply
    140,604.46x = 210,862.92 × 40,771.56
  4. Step 4: Simplify right side
    140,604.46x = 8,597,210,194.56
  5. Step 5: Solve for x
    x = 8,597,210,194.56/140,604.46
  6. Step 6: Final answer
    x = 61,144.65

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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.