Finding the Fourth Proportional to 88,685.04, 122,395.68 and 50,458.44
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Solution
The fourth proportional to 88,685.04, 122,395.68 and 50,458.44 is: 69,638.52
Step by Step Solution
- Step 1: Write the proportion equation
88,685.04 : 122,395.68 = 50,458.44 : x - Step 2: Convert to fraction form
88,685.04/122,395.68 = 50,458.44/x - Step 3: Cross multiply
88,685.04x = 122,395.68 × 50,458.44 - Step 4: Simplify right side
88,685.04x = 6,175,895,075.54 - Step 5: Solve for x
x = 6,175,895,075.54/88,685.04 - Step 6: Final answer
x = 69,638.52
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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.