Home / 48,137.73-66,450.29-29,281.41

Finding the Fourth Proportional to 48,137.73, 66,450.29 and 29,281.41

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Solution

The fourth proportional to 48,137.73, 66,450.29 and 29,281.41 is: 40,420.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,137.73 : 66,450.29 = 29,281.41 : x
  2. Step 2: Convert to fraction form
    48,137.73/66,450.29 = 29,281.41/x
  3. Step 3: Cross multiply
    48,137.73x = 66,450.29 × 29,281.41
  4. Step 4: Simplify right side
    48,137.73x = 1,945,758,039.70
  5. Step 5: Solve for x
    x = 1,945,758,039.70/48,137.73
  6. Step 6: Final answer
    x = 40,420.64

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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.