Finding the Fourth Proportional to 180,982.68, 271,312.71 and 68,741.72
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Solution
The fourth proportional to 180,982.68, 271,312.71 and 68,741.72 is: 103,051.31
Step by Step Solution
- Step 1: Write the proportion equation
180,982.68 : 271,312.71 = 68,741.72 : x - Step 2: Convert to fraction form
180,982.68/271,312.71 = 68,741.72/x - Step 3: Cross multiply
180,982.68x = 271,312.71 × 68,741.72 - Step 4: Simplify right side
180,982.68x = 18,650,502,255.05 - Step 5: Solve for x
x = 18,650,502,255.05/180,982.68 - Step 6: Final answer
x = 103,051.31
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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.