Finding the Fourth Proportional to 73,765.25, 110,647.94 and 31,617.98
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Solution
The fourth proportional to 73,765.25, 110,647.94 and 31,617.98 is: 47,427.00
Step by Step Solution
- Step 1: Write the proportion equation
73,765.25 : 110,647.94 = 31,617.98 : x - Step 2: Convert to fraction form
73,765.25/110,647.94 = 31,617.98/x - Step 3: Cross multiply
73,765.25x = 110,647.94 × 31,617.98 - Step 4: Simplify right side
73,765.25x = 3,498,464,353.96 - Step 5: Solve for x
x = 3,498,464,353.96/73,765.25 - Step 6: Final answer
x = 47,427.00
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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.