Home / 68,346.60-94,178.34-50,413.20

Finding the Fourth Proportional to 68,346.60, 94,178.34 and 50,413.20

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Solution

The fourth proportional to 68,346.60, 94,178.34 and 50,413.20 is: 69,466.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,346.60 : 94,178.34 = 50,413.20 : x
  2. Step 2: Convert to fraction form
    68,346.60/94,178.34 = 50,413.20/x
  3. Step 3: Cross multiply
    68,346.60x = 94,178.34 × 50,413.20
  4. Step 4: Simplify right side
    68,346.60x = 4,747,831,490.09
  5. Step 5: Solve for x
    x = 4,747,831,490.09/68,346.60
  6. Step 6: Final answer
    x = 69,466.97

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1.5x scale

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.