Home / 48,813.12-73,220.07-31,960.34

Finding the Fourth Proportional to 48,813.12, 73,220.07 and 31,960.34

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Solution

The fourth proportional to 48,813.12, 73,220.07 and 31,960.34 is: 47,940.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,813.12 : 73,220.07 = 31,960.34 : x
  2. Step 2: Convert to fraction form
    48,813.12/73,220.07 = 31,960.34/x
  3. Step 3: Cross multiply
    48,813.12x = 73,220.07 × 31,960.34
  4. Step 4: Simplify right side
    48,813.12x = 2,340,137,965.92
  5. Step 5: Solve for x
    x = 2,340,137,965.92/48,813.12
  6. Step 6: Final answer
    x = 47,940.76

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1.5x scale

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.