Home / 140,596.05-210,847.62-40,759.50

Finding the Fourth Proportional to 140,596.05, 210,847.62 and 40,759.50

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Solution

The fourth proportional to 140,596.05, 210,847.62 and 40,759.50 is: 61,125.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,596.05 : 210,847.62 = 40,759.50 : x
  2. Step 2: Convert to fraction form
    140,596.05/210,847.62 = 40,759.50/x
  3. Step 3: Cross multiply
    140,596.05x = 210,847.62 × 40,759.50
  4. Step 4: Simplify right side
    140,596.05x = 8,594,043,567.39
  5. Step 5: Solve for x
    x = 8,594,043,567.39/140,596.05
  6. Step 6: Final answer
    x = 61,125.78

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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.