Finding the Fourth Proportional to 201,157.86, 277,602.74 and 110,519.70
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Solution
The fourth proportional to 201,157.86, 277,602.74 and 110,519.70 is: 152,519.87
Step by Step Solution
- Step 1: Write the proportion equation
201,157.86 : 277,602.74 = 110,519.70 : x - Step 2: Convert to fraction form
201,157.86/277,602.74 = 110,519.70/x - Step 3: Cross multiply
201,157.86x = 277,602.74 × 110,519.70 - Step 4: Simplify right side
201,157.86x = 30,680,571,543.98 - Step 5: Solve for x
x = 30,680,571,543.98/201,157.86 - Step 6: Final answer
x = 152,519.87
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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.