Home / 82,436.94-113,777.19-46,638.06

Finding the Fourth Proportional to 82,436.94, 113,777.19 and 46,638.06

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Solution

The fourth proportional to 82,436.94, 113,777.19 and 46,638.06 is: 64,368.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,436.94 : 113,777.19 = 46,638.06 : x
  2. Step 2: Convert to fraction form
    82,436.94/113,777.19 = 46,638.06/x
  3. Step 3: Cross multiply
    82,436.94x = 113,777.19 × 46,638.06
  4. Step 4: Simplify right side
    82,436.94x = 5,306,347,413.85
  5. Step 5: Solve for x
    x = 5,306,347,413.85/82,436.94
  6. Step 6: Final answer
    x = 64,368.56

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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.