Home / 142,632.90-213,599.43-95,743.62

Finding the Fourth Proportional to 142,632.90, 213,599.43 and 95,743.62

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Solution

The fourth proportional to 142,632.90, 213,599.43 and 95,743.62 is: 143,380.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,632.90 : 213,599.43 = 95,743.62 : x
  2. Step 2: Convert to fraction form
    142,632.90/213,599.43 = 95,743.62/x
  3. Step 3: Cross multiply
    142,632.90x = 213,599.43 × 95,743.62
  4. Step 4: Simplify right side
    142,632.90x = 20,450,782,658.14
  5. Step 5: Solve for x
    x = 20,450,782,658.14/142,632.90
  6. Step 6: Final answer
    x = 143,380.54

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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.