Home / 48,738.20-73,107.30-48,277.40

Finding the Fourth Proportional to 48,738.20, 73,107.30 and 48,277.40

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Solution

The fourth proportional to 48,738.20, 73,107.30 and 48,277.40 is: 72,416.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,738.20 : 73,107.30 = 48,277.40 : x
  2. Step 2: Convert to fraction form
    48,738.20/73,107.30 = 48,277.40/x
  3. Step 3: Cross multiply
    48,738.20x = 73,107.30 × 48,277.40
  4. Step 4: Simplify right side
    48,738.20x = 3,529,430,365.02
  5. Step 5: Solve for x
    x = 3,529,430,365.02/48,738.20
  6. Step 6: Final answer
    x = 72,416.10

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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.