Finding the Fourth Proportional to 146,796.26, 202,386.06 and 105,926.09
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Solution
The fourth proportional to 146,796.26, 202,386.06 and 105,926.09 is: 146,038.90
Step by Step Solution
- Step 1: Write the proportion equation
146,796.26 : 202,386.06 = 105,926.09 : x - Step 2: Convert to fraction form
146,796.26/202,386.06 = 105,926.09/x - Step 3: Cross multiply
146,796.26x = 202,386.06 × 105,926.09 - Step 4: Simplify right side
146,796.26x = 21,437,962,994.38 - Step 5: Solve for x
x = 21,437,962,994.38/146,796.26 - Step 6: Final answer
x = 146,038.90
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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.