Home / 105,930.69-146,184.26-58,183.62

Finding the Fourth Proportional to 105,930.69, 146,184.26 and 58,183.62

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Solution

The fourth proportional to 105,930.69, 146,184.26 and 58,183.62 is: 80,293.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,930.69 : 146,184.26 = 58,183.62 : x
  2. Step 2: Convert to fraction form
    105,930.69/146,184.26 = 58,183.62/x
  3. Step 3: Cross multiply
    105,930.69x = 146,184.26 × 58,183.62
  4. Step 4: Simplify right side
    105,930.69x = 8,505,529,142.90
  5. Step 5: Solve for x
    x = 8,505,529,142.90/105,930.69
  6. Step 6: Final answer
    x = 80,293.34

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1.5x scale

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.