Home / 48,876.80-73,142.40-44,729.60

Finding the Fourth Proportional to 48,876.80, 73,142.40 and 44,729.60

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Solution

The fourth proportional to 48,876.80, 73,142.40 and 44,729.60 is: 66,936.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,876.80 : 73,142.40 = 44,729.60 : x
  2. Step 2: Convert to fraction form
    48,876.80/73,142.40 = 44,729.60/x
  3. Step 3: Cross multiply
    48,876.80x = 73,142.40 × 44,729.60
  4. Step 4: Simplify right side
    48,876.80x = 3,271,630,295.04
  5. Step 5: Solve for x
    x = 3,271,630,295.04/48,876.80
  6. Step 6: Final answer
    x = 66,936.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.