Home / 106,067.53-146,370.81-57,668.41

Finding the Fourth Proportional to 106,067.53, 146,370.81 and 57,668.41

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Solution

The fourth proportional to 106,067.53, 146,370.81 and 57,668.41 is: 79,581.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,067.53 : 146,370.81 = 57,668.41 : x
  2. Step 2: Convert to fraction form
    106,067.53/146,370.81 = 57,668.41/x
  3. Step 3: Cross multiply
    106,067.53x = 146,370.81 × 57,668.41
  4. Step 4: Simplify right side
    106,067.53x = 8,440,971,883.11
  5. Step 5: Solve for x
    x = 8,440,971,883.11/106,067.53
  6. Step 6: Final answer
    x = 79,581.11

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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.