Home / 140,850.50-211,231.15-46,058.78

Finding the Fourth Proportional to 140,850.50, 211,231.15 and 46,058.78

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Solution

The fourth proportional to 140,850.50, 211,231.15 and 46,058.78 is: 69,073.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,850.50 : 211,231.15 = 46,058.78 : x
  2. Step 2: Convert to fraction form
    140,850.50/211,231.15 = 46,058.78/x
  3. Step 3: Cross multiply
    140,850.50x = 211,231.15 × 46,058.78
  4. Step 4: Simplify right side
    140,850.50x = 9,729,048,836.70
  5. Step 5: Solve for x
    x = 9,729,048,836.70/140,850.50
  6. Step 6: Final answer
    x = 69,073.59

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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.