Home / 48,813.80-73,318.98-47,435.72

Finding the Fourth Proportional to 48,813.80, 73,318.98 and 47,435.72

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Solution

The fourth proportional to 48,813.80, 73,318.98 and 47,435.72 is: 71,249.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,813.80 : 73,318.98 = 47,435.72 : x
  2. Step 2: Convert to fraction form
    48,813.80/73,318.98 = 47,435.72/x
  3. Step 3: Cross multiply
    48,813.80x = 73,318.98 × 47,435.72
  4. Step 4: Simplify right side
    48,813.80x = 3,477,938,605.97
  5. Step 5: Solve for x
    x = 3,477,938,605.97/48,813.80
  6. Step 6: Final answer
    x = 71,249.09

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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.