Finding the Fourth Proportional to 146,476.02, 202,135.11 and 86,052.18
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Solution
The fourth proportional to 146,476.02, 202,135.11 and 86,052.18 is: 118,750.95
Step by Step Solution
- Step 1: Write the proportion equation
146,476.02 : 202,135.11 = 86,052.18 : x - Step 2: Convert to fraction form
146,476.02/202,135.11 = 86,052.18/x - Step 3: Cross multiply
146,476.02x = 202,135.11 × 86,052.18 - Step 4: Simplify right side
146,476.02x = 17,394,166,870.04 - Step 5: Solve for x
x = 17,394,166,870.04/146,476.02 - Step 6: Final answer
x = 118,750.95
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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.