Home / 140,799.28-211,181.30-46,021.53

Finding the Fourth Proportional to 140,799.28, 211,181.30 and 46,021.53

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Solution

The fourth proportional to 140,799.28, 211,181.30 and 46,021.53 is: 69,026.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,799.28 : 211,181.30 = 46,021.53 : x
  2. Step 2: Convert to fraction form
    140,799.28/211,181.30 = 46,021.53/x
  3. Step 3: Cross multiply
    140,799.28x = 211,181.30 × 46,021.53
  4. Step 4: Simplify right side
    140,799.28x = 9,718,886,648.44
  5. Step 5: Solve for x
    x = 9,718,886,648.44/140,799.28
  6. Step 6: Final answer
    x = 69,026.54

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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.