Finding the Fourth Proportional to 86,262.14, 119,038.97 and 48,020.45
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Solution
The fourth proportional to 86,262.14, 119,038.97 and 48,020.45 is: 66,266.66
Step by Step Solution
- Step 1: Write the proportion equation
86,262.14 : 119,038.97 = 48,020.45 : x - Step 2: Convert to fraction form
86,262.14/119,038.97 = 48,020.45/x - Step 3: Cross multiply
86,262.14x = 119,038.97 × 48,020.45 - Step 4: Simplify right side
86,262.14x = 5,716,304,431.79 - Step 5: Solve for x
x = 5,716,304,431.79/86,262.14 - Step 6: Final answer
x = 66,266.66
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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.