Finding the Fourth Proportional to 119,544.54, 179,259.60 and 69,638.88
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Solution
The fourth proportional to 119,544.54, 179,259.60 and 69,638.88 is: 104,424.99
Step by Step Solution
- Step 1: Write the proportion equation
119,544.54 : 179,259.60 = 69,638.88 : x - Step 2: Convert to fraction form
119,544.54/179,259.60 = 69,638.88/x - Step 3: Cross multiply
119,544.54x = 179,259.60 × 69,638.88 - Step 4: Simplify right side
119,544.54x = 12,483,437,773.25 - Step 5: Solve for x
x = 12,483,437,773.25/119,544.54 - Step 6: Final answer
x = 104,424.99
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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.