Home / 88,539.28-122,179.44-50,811.04

Finding the Fourth Proportional to 88,539.28, 122,179.44 and 50,811.04

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Solution

The fourth proportional to 88,539.28, 122,179.44 and 50,811.04 is: 70,116.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,539.28 : 122,179.44 = 50,811.04 : x
  2. Step 2: Convert to fraction form
    88,539.28/122,179.44 = 50,811.04/x
  3. Step 3: Cross multiply
    88,539.28x = 122,179.44 × 50,811.04
  4. Step 4: Simplify right side
    88,539.28x = 6,208,064,413.02
  5. Step 5: Solve for x
    x = 6,208,064,413.02/88,539.28
  6. Step 6: Final answer
    x = 70,116.50

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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.