Home / 68,090.12-93,972.66-41,231.94

Finding the Fourth Proportional to 68,090.12, 93,972.66 and 41,231.94

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Solution

The fourth proportional to 68,090.12, 93,972.66 and 41,231.94 is: 56,905.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,090.12 : 93,972.66 = 41,231.94 : x
  2. Step 2: Convert to fraction form
    68,090.12/93,972.66 = 41,231.94/x
  3. Step 3: Cross multiply
    68,090.12x = 93,972.66 × 41,231.94
  4. Step 4: Simplify right side
    68,090.12x = 3,874,674,571.74
  5. Step 5: Solve for x
    x = 3,874,674,571.74/68,090.12
  6. Step 6: Final answer
    x = 56,905.09

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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.