Home / 106,388.27-146,815.82-58,642.65

Finding the Fourth Proportional to 106,388.27, 146,815.82 and 58,642.65

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Solution

The fourth proportional to 106,388.27, 146,815.82 and 58,642.65 is: 80,926.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,388.27 : 146,815.82 = 58,642.65 : x
  2. Step 2: Convert to fraction form
    106,388.27/146,815.82 = 58,642.65/x
  3. Step 3: Cross multiply
    106,388.27x = 146,815.82 × 58,642.65
  4. Step 4: Simplify right side
    106,388.27x = 8,609,668,746.72
  5. Step 5: Solve for x
    x = 8,609,668,746.72/106,388.27
  6. Step 6: Final answer
    x = 80,926.86

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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.