Finding the Fourth Proportional to 201,184.99, 277,531.19 and 136,657.56
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Solution
The fourth proportional to 201,184.99, 277,531.19 and 136,657.56 is: 188,516.71
Step by Step Solution
- Step 1: Write the proportion equation
201,184.99 : 277,531.19 = 136,657.56 : x - Step 2: Convert to fraction form
201,184.99/277,531.19 = 136,657.56/x - Step 3: Cross multiply
201,184.99x = 277,531.19 × 136,657.56 - Step 4: Simplify right side
201,184.99x = 37,926,733,178.35 - Step 5: Solve for x
x = 37,926,733,178.35/201,184.99 - Step 6: Final answer
x = 188,516.71
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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.