Home / 50,446.49-69,617.99-31,336.79

Finding the Fourth Proportional to 50,446.49, 69,617.99 and 31,336.79

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Solution

The fourth proportional to 50,446.49, 69,617.99 and 31,336.79 is: 43,245.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,446.49 : 69,617.99 = 31,336.79 : x
  2. Step 2: Convert to fraction form
    50,446.49/69,617.99 = 31,336.79/x
  3. Step 3: Cross multiply
    50,446.49x = 69,617.99 × 31,336.79
  4. Step 4: Simplify right side
    50,446.49x = 2,181,604,063.10
  5. Step 5: Solve for x
    x = 2,181,604,063.10/50,446.49
  6. Step 6: Final answer
    x = 43,245.91

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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.