Home / 106,391.09-146,819.67-58,645.24

Finding the Fourth Proportional to 106,391.09, 146,819.67 and 58,645.24

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Solution

The fourth proportional to 106,391.09, 146,819.67 and 58,645.24 is: 80,930.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,391.09 : 146,819.67 = 58,645.24 : x
  2. Step 2: Convert to fraction form
    106,391.09/146,819.67 = 58,645.24/x
  3. Step 3: Cross multiply
    106,391.09x = 146,819.67 × 58,645.24
  4. Step 4: Simplify right side
    106,391.09x = 8,610,274,526.78
  5. Step 5: Solve for x
    x = 8,610,274,526.78/106,391.09
  6. Step 6: Final answer
    x = 80,930.41

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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.