Home / 140,857.73-211,321.26-41,018.88

Finding the Fourth Proportional to 140,857.73, 211,321.26 and 41,018.88

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Solution

The fourth proportional to 140,857.73, 211,321.26 and 41,018.88 is: 61,538.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,857.73 : 211,321.26 = 41,018.88 : x
  2. Step 2: Convert to fraction form
    140,857.73/211,321.26 = 41,018.88/x
  3. Step 3: Cross multiply
    140,857.73x = 211,321.26 × 41,018.88
  4. Step 4: Simplify right side
    140,857.73x = 8,668,161,405.39
  5. Step 5: Solve for x
    x = 8,668,161,405.39/140,857.73
  6. Step 6: Final answer
    x = 61,538.42

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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.