Home / 68,231.65-94,166.61-38,021.89

Finding the Fourth Proportional to 68,231.65, 94,166.61 and 38,021.89

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Solution

The fourth proportional to 68,231.65, 94,166.61 and 38,021.89 is: 52,474.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,231.65 : 94,166.61 = 38,021.89 : x
  2. Step 2: Convert to fraction form
    68,231.65/94,166.61 = 38,021.89/x
  3. Step 3: Cross multiply
    68,231.65x = 94,166.61 × 38,021.89
  4. Step 4: Simplify right side
    68,231.65x = 3,580,392,487.09
  5. Step 5: Solve for x
    x = 3,580,392,487.09/68,231.65
  6. Step 6: Final answer
    x = 52,474.07

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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.