Finding the Fourth Proportional to 178,312.75, 246,096.81 and 110,351.63
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Solution
The fourth proportional to 178,312.75, 246,096.81 and 110,351.63 is: 152,300.85
Step by Step Solution
- Step 1: Write the proportion equation
178,312.75 : 246,096.81 = 110,351.63 : x - Step 2: Convert to fraction form
178,312.75/246,096.81 = 110,351.63/x - Step 3: Cross multiply
178,312.75x = 246,096.81 × 110,351.63 - Step 4: Simplify right side
178,312.75x = 27,157,184,121.30 - Step 5: Solve for x
x = 27,157,184,121.30/178,312.75 - Step 6: Final answer
x = 152,300.85
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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.