Home / 142,634.90-213,602.43-95,745.62

Finding the Fourth Proportional to 142,634.90, 213,602.43 and 95,745.62

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Solution

The fourth proportional to 142,634.90, 213,602.43 and 95,745.62 is: 143,383.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,634.90 : 213,602.43 = 95,745.62 : x
  2. Step 2: Convert to fraction form
    142,634.90/213,602.43 = 95,745.62/x
  3. Step 3: Cross multiply
    142,634.90x = 213,602.43 × 95,745.62
  4. Step 4: Simplify right side
    142,634.90x = 20,451,497,093.86
  5. Step 5: Solve for x
    x = 20,451,497,093.86/142,634.90
  6. Step 6: Final answer
    x = 143,383.54

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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.