Home / 71,076.10-106,665.59-27,805.41

Finding the Fourth Proportional to 71,076.10, 106,665.59 and 27,805.41

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Solution

The fourth proportional to 71,076.10, 106,665.59 and 27,805.41 is: 41,728.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,076.10 : 106,665.59 = 27,805.41 : x
  2. Step 2: Convert to fraction form
    71,076.10/106,665.59 = 27,805.41/x
  3. Step 3: Cross multiply
    71,076.10x = 106,665.59 × 27,805.41
  4. Step 4: Simplify right side
    71,076.10x = 2,965,880,323.81
  5. Step 5: Solve for x
    x = 2,965,880,323.81/71,076.10
  6. Step 6: Final answer
    x = 41,728.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.