Finding the Fourth Proportional to 164,478.02, 246,792.09 and 89,485.70
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Solution
The fourth proportional to 164,478.02, 246,792.09 and 89,485.70 is: 134,269.39
Step by Step Solution
- Step 1: Write the proportion equation
164,478.02 : 246,792.09 = 89,485.70 : x - Step 2: Convert to fraction form
164,478.02/246,792.09 = 89,485.70/x - Step 3: Cross multiply
164,478.02x = 246,792.09 × 89,485.70 - Step 4: Simplify right side
164,478.02x = 22,084,362,928.11 - Step 5: Solve for x
x = 22,084,362,928.11/164,478.02 - Step 6: Final answer
x = 134,269.39
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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.