Finding the Fourth Proportional to 180,214.97, 271,538.96 and 149,312.66
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Solution
The fourth proportional to 180,214.97, 271,538.96 and 149,312.66 is: 224,976.89
Step by Step Solution
- Step 1: Write the proportion equation
180,214.97 : 271,538.96 = 149,312.66 : x - Step 2: Convert to fraction form
180,214.97/271,538.96 = 149,312.66/x - Step 3: Cross multiply
180,214.97x = 271,538.96 × 149,312.66 - Step 4: Simplify right side
180,214.97x = 40,544,202,306.98 - Step 5: Solve for x
x = 40,544,202,306.98/180,214.97 - Step 6: Final answer
x = 224,976.89
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.