Finding the Fourth Proportional to 178,450.17, 246,176.35 and 106,816.35
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Solution
The fourth proportional to 178,450.17, 246,176.35 and 106,816.35 is: 147,355.75
Step by Step Solution
- Step 1: Write the proportion equation
178,450.17 : 246,176.35 = 106,816.35 : x - Step 2: Convert to fraction form
178,450.17/246,176.35 = 106,816.35/x - Step 3: Cross multiply
178,450.17x = 246,176.35 × 106,816.35 - Step 4: Simplify right side
178,450.17x = 26,295,658,629.24 - Step 5: Solve for x
x = 26,295,658,629.24/178,450.17 - Step 6: Final answer
x = 147,355.75
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1.5x scale
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.