Home / 105,968.94-146,234.19-58,222.27

Finding the Fourth Proportional to 105,968.94, 146,234.19 and 58,222.27

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Solution

The fourth proportional to 105,968.94, 146,234.19 and 58,222.27 is: 80,345.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,968.94 : 146,234.19 = 58,222.27 : x
  2. Step 2: Convert to fraction form
    105,968.94/146,234.19 = 58,222.27/x
  3. Step 3: Cross multiply
    105,968.94x = 146,234.19 × 58,222.27
  4. Step 4: Simplify right side
    105,968.94x = 8,514,086,493.41
  5. Step 5: Solve for x
    x = 8,514,086,493.41/105,968.94
  6. Step 6: Final answer
    x = 80,345.11

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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.