Finding the Fourth Proportional to 73,483.20, 110,137.28 and 51,175.80
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Solution
The fourth proportional to 73,483.20, 110,137.28 and 51,175.80 is: 76,702.75
Step by Step Solution
- Step 1: Write the proportion equation
73,483.20 : 110,137.28 = 51,175.80 : x - Step 2: Convert to fraction form
73,483.20/110,137.28 = 51,175.80/x - Step 3: Cross multiply
73,483.20x = 110,137.28 × 51,175.80 - Step 4: Simplify right side
73,483.20x = 5,636,363,413.82 - Step 5: Solve for x
x = 5,636,363,413.82/73,483.20 - Step 6: Final answer
x = 76,702.75
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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.