Home / 140,773.73-211,181.19-40,920.95

Finding the Fourth Proportional to 140,773.73, 211,181.19 and 40,920.95

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Solution

The fourth proportional to 140,773.73, 211,181.19 and 40,920.95 is: 61,387.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,773.73 : 211,181.19 = 40,920.95 : x
  2. Step 2: Convert to fraction form
    140,773.73/211,181.19 = 40,920.95/x
  3. Step 3: Cross multiply
    140,773.73x = 211,181.19 × 40,920.95
  4. Step 4: Simplify right side
    140,773.73x = 8,641,734,333.72
  5. Step 5: Solve for x
    x = 8,641,734,333.72/140,773.73
  6. Step 6: Final answer
    x = 61,387.41

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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.