Home / 106,355.10-146,769.74-58,608.44

Finding the Fourth Proportional to 106,355.10, 146,769.74 and 58,608.44

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Solution

The fourth proportional to 106,355.10, 146,769.74 and 58,608.44 is: 80,879.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,355.10 : 146,769.74 = 58,608.44 : x
  2. Step 2: Convert to fraction form
    106,355.10/146,769.74 = 58,608.44/x
  3. Step 3: Cross multiply
    106,355.10x = 146,769.74 × 58,608.44
  4. Step 4: Simplify right side
    106,355.10x = 8,601,944,473.71
  5. Step 5: Solve for x
    x = 8,601,944,473.71/106,355.10
  6. Step 6: Final answer
    x = 80,879.47

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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.