Home / 140,107.46-210,099.18-40,244.48

Finding the Fourth Proportional to 140,107.46, 210,099.18 and 40,244.48

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Solution

The fourth proportional to 140,107.46, 210,099.18 and 40,244.48 is: 60,348.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,107.46 : 210,099.18 = 40,244.48 : x
  2. Step 2: Convert to fraction form
    140,107.46/210,099.18 = 40,244.48/x
  3. Step 3: Cross multiply
    140,107.46x = 210,099.18 × 40,244.48
  4. Step 4: Simplify right side
    140,107.46x = 8,455,332,247.53
  5. Step 5: Solve for x
    x = 8,455,332,247.53/140,107.46
  6. Step 6: Final answer
    x = 60,348.91

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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.