Home / 141,107.22-194,730.48-77,450.94

Finding the Fourth Proportional to 141,107.22, 194,730.48 and 77,450.94

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Solution

The fourth proportional to 141,107.22, 194,730.48 and 77,450.94 is: 106,883.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,107.22 : 194,730.48 = 77,450.94 : x
  2. Step 2: Convert to fraction form
    141,107.22/194,730.48 = 77,450.94/x
  3. Step 3: Cross multiply
    141,107.22x = 194,730.48 × 77,450.94
  4. Step 4: Simplify right side
    141,107.22x = 15,082,058,722.65
  5. Step 5: Solve for x
    x = 15,082,058,722.65/141,107.22
  6. Step 6: Final answer
    x = 106,883.68

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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.