Finding the Fourth Proportional to 201,051.70, 301,577.55 and 53,307.70
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Solution
The fourth proportional to 201,051.70, 301,577.55 and 53,307.70 is: 79,961.55
Step by Step Solution
- Step 1: Write the proportion equation
201,051.70 : 301,577.55 = 53,307.70 : x - Step 2: Convert to fraction form
201,051.70/301,577.55 = 53,307.70/x - Step 3: Cross multiply
201,051.70x = 301,577.55 × 53,307.70 - Step 4: Simplify right side
201,051.70x = 16,076,405,562.14 - Step 5: Solve for x
x = 16,076,405,562.14/201,051.70 - Step 6: Final answer
x = 79,961.55
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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.