Finding the Fourth Proportional to 147,750.63, 221,625.95 and 36,942.63
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Solution
The fourth proportional to 147,750.63, 221,625.95 and 36,942.63 is: 55,413.95
Step by Step Solution
- Step 1: Write the proportion equation
147,750.63 : 221,625.95 = 36,942.63 : x - Step 2: Convert to fraction form
147,750.63/221,625.95 = 36,942.63/x - Step 3: Cross multiply
147,750.63x = 221,625.95 × 36,942.63 - Step 4: Simplify right side
147,750.63x = 8,187,445,284.54 - Step 5: Solve for x
x = 8,187,445,284.54/147,750.63 - Step 6: Final answer
x = 55,413.95
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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.