Home / 48,945.02-67,485.03-41,378

Finding the Fourth Proportional to 48,945.02, 67,485.03 and 41,378

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Solution

The fourth proportional to 48,945.02, 67,485.03 and 41,378 is: 57,051.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,945.02 : 67,485.03 = 41,378 : x
  2. Step 2: Convert to fraction form
    48,945.02/67,485.03 = 41,378/x
  3. Step 3: Cross multiply
    48,945.02x = 67,485.03 × 41,378
  4. Step 4: Simplify right side
    48,945.02x = 2,792,395,571.34
  5. Step 5: Solve for x
    x = 2,792,395,571.34/48,945.02
  6. Step 6: Final answer
    x = 57,051.68

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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.