Home / 148,197.09-204,513.62-84,538.65

Finding the Fourth Proportional to 148,197.09, 204,513.62 and 84,538.65

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Solution

The fourth proportional to 148,197.09, 204,513.62 and 84,538.65 is: 116,664.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,197.09 : 204,513.62 = 84,538.65 : x
  2. Step 2: Convert to fraction form
    148,197.09/204,513.62 = 84,538.65/x
  3. Step 3: Cross multiply
    148,197.09x = 204,513.62 × 84,538.65
  4. Step 4: Simplify right side
    148,197.09x = 17,289,304,918.72
  5. Step 5: Solve for x
    x = 17,289,304,918.72/148,197.09
  6. Step 6: Final answer
    x = 116,664.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.