Finding the Fourth Proportional to 75,255.82, 112,813.11 and 25,300.99
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Solution
The fourth proportional to 75,255.82, 112,813.11 and 25,300.99 is: 37,927.74
Step by Step Solution
- Step 1: Write the proportion equation
75,255.82 : 112,813.11 = 25,300.99 : x - Step 2: Convert to fraction form
75,255.82/112,813.11 = 25,300.99/x - Step 3: Cross multiply
75,255.82x = 112,813.11 × 25,300.99 - Step 4: Simplify right side
75,255.82x = 2,854,283,367.98 - Step 5: Solve for x
x = 2,854,283,367.98/75,255.82 - Step 6: Final answer
x = 37,927.74
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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.