Home / 95,514.84-143,223-42,879.18

Finding the Fourth Proportional to 95,514.84, 143,223 and 42,879.18

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Solution

The fourth proportional to 95,514.84, 143,223 and 42,879.18 is: 64,296.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,514.84 : 143,223 = 42,879.18 : x
  2. Step 2: Convert to fraction form
    95,514.84/143,223 = 42,879.18/x
  3. Step 3: Cross multiply
    95,514.84x = 143,223 × 42,879.18
  4. Step 4: Simplify right side
    95,514.84x = 6,141,284,797.14
  5. Step 5: Solve for x
    x = 6,141,284,797.14/95,514.84
  6. Step 6: Final answer
    x = 64,296.66

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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.