Home / 140,251.36-210,378.90-46,757.14

Finding the Fourth Proportional to 140,251.36, 210,378.90 and 46,757.14

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Solution

The fourth proportional to 140,251.36, 210,378.90 and 46,757.14 is: 70,136.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,251.36 : 210,378.90 = 46,757.14 : x
  2. Step 2: Convert to fraction form
    140,251.36/210,378.90 = 46,757.14/x
  3. Step 3: Cross multiply
    140,251.36x = 210,378.90 × 46,757.14
  4. Step 4: Simplify right side
    140,251.36x = 9,836,715,680.35
  5. Step 5: Solve for x
    x = 9,836,715,680.35/140,251.36
  6. Step 6: Final answer
    x = 70,136.33

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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.