Home / 142,760.75-213,732.88-95,929.79

Finding the Fourth Proportional to 142,760.75, 213,732.88 and 95,929.79

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Solution

The fourth proportional to 142,760.75, 213,732.88 and 95,929.79 is: 143,620.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,760.75 : 213,732.88 = 95,929.79 : x
  2. Step 2: Convert to fraction form
    142,760.75/213,732.88 = 95,929.79/x
  3. Step 3: Cross multiply
    142,760.75x = 213,732.88 × 95,929.79
  4. Step 4: Simplify right side
    142,760.75x = 20,503,348,986.01
  5. Step 5: Solve for x
    x = 20,503,348,986.01/142,760.75
  6. Step 6: Final answer
    x = 143,620.36

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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.