Home / 106,139.22-146,466.83-58,391.34

Finding the Fourth Proportional to 106,139.22, 146,466.83 and 58,391.34

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Solution

The fourth proportional to 106,139.22, 146,466.83 and 58,391.34 is: 80,577.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,139.22 : 146,466.83 = 58,391.34 : x
  2. Step 2: Convert to fraction form
    106,139.22/146,466.83 = 58,391.34/x
  3. Step 3: Cross multiply
    106,139.22x = 146,466.83 × 58,391.34
  4. Step 4: Simplify right side
    106,139.22x = 8,552,394,177.30
  5. Step 5: Solve for x
    x = 8,552,394,177.30/106,139.22
  6. Step 6: Final answer
    x = 80,577.13

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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.