Finding the Fourth Proportional to 179,377.74, 247,542.99 and 98,805.62
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Solution
The fourth proportional to 179,377.74, 247,542.99 and 98,805.62 is: 136,352.70
Step by Step Solution
- Step 1: Write the proportion equation
179,377.74 : 247,542.99 = 98,805.62 : x - Step 2: Convert to fraction form
179,377.74/247,542.99 = 98,805.62/x - Step 3: Cross multiply
179,377.74x = 247,542.99 × 98,805.62 - Step 4: Simplify right side
179,377.74x = 24,458,638,603.60 - Step 5: Solve for x
x = 24,458,638,603.60/179,377.74 - Step 6: Final answer
x = 136,352.70
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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.