Home / 141,908.14-212,856-35,289.87

Finding the Fourth Proportional to 141,908.14, 212,856 and 35,289.87

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Solution

The fourth proportional to 141,908.14, 212,856 and 35,289.87 is: 52,933.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,908.14 : 212,856 = 35,289.87 : x
  2. Step 2: Convert to fraction form
    141,908.14/212,856 = 35,289.87/x
  3. Step 3: Cross multiply
    141,908.14x = 212,856 × 35,289.87
  4. Step 4: Simplify right side
    141,908.14x = 7,511,660,568.72
  5. Step 5: Solve for x
    x = 7,511,660,568.72/141,908.14
  6. Step 6: Final answer
    x = 52,933.26

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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.