Finding the Fourth Proportional to 80,202.21, 110,690.71 and 46,204.08
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Solution
The fourth proportional to 80,202.21, 110,690.71 and 46,204.08 is: 63,768.35
Step by Step Solution
- Step 1: Write the proportion equation
80,202.21 : 110,690.71 = 46,204.08 : x - Step 2: Convert to fraction form
80,202.21/110,690.71 = 46,204.08/x - Step 3: Cross multiply
80,202.21x = 110,690.71 × 46,204.08 - Step 4: Simplify right side
80,202.21x = 5,114,362,772.03 - Step 5: Solve for x
x = 5,114,362,772.03/80,202.21 - Step 6: Final answer
x = 63,768.35
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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.