Home / 148,620.26-203,834.91-142,516.94

Finding the Fourth Proportional to 148,620.26, 203,834.91 and 142,516.94

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Solution

The fourth proportional to 148,620.26, 203,834.91 and 142,516.94 is: 195,464.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,620.26 : 203,834.91 = 142,516.94 : x
  2. Step 2: Convert to fraction form
    148,620.26/203,834.91 = 142,516.94/x
  3. Step 3: Cross multiply
    148,620.26x = 203,834.91 × 142,516.94
  4. Step 4: Simplify right side
    148,620.26x = 29,049,926,351.98
  5. Step 5: Solve for x
    x = 29,049,926,351.98/148,620.26
  6. Step 6: Final answer
    x = 195,464.11

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.