Home / 140,217.32-210,200.94-51,450.23

Finding the Fourth Proportional to 140,217.32, 210,200.94 and 51,450.23

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Solution

The fourth proportional to 140,217.32, 210,200.94 and 51,450.23 is: 77,129.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,217.32 : 210,200.94 = 51,450.23 : x
  2. Step 2: Convert to fraction form
    140,217.32/210,200.94 = 51,450.23/x
  3. Step 3: Cross multiply
    140,217.32x = 210,200.94 × 51,450.23
  4. Step 4: Simplify right side
    140,217.32x = 10,814,887,234.72
  5. Step 5: Solve for x
    x = 10,814,887,234.72/140,217.32
  6. Step 6: Final answer
    x = 77,129.47

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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.