Finding the Fourth Proportional to 134,125.20, 201,114.90 and 55,247.40
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Solution
The fourth proportional to 134,125.20, 201,114.90 and 55,247.40 is: 82,841.07
Step by Step Solution
- Step 1: Write the proportion equation
134,125.20 : 201,114.90 = 55,247.40 : x - Step 2: Convert to fraction form
134,125.20/201,114.90 = 55,247.40/x - Step 3: Cross multiply
134,125.20x = 201,114.90 × 55,247.40 - Step 4: Simplify right side
134,125.20x = 11,111,075,326.26 - Step 5: Solve for x
x = 11,111,075,326.26/134,125.20 - Step 6: Final answer
x = 82,841.07
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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.