Finding the Fourth Proportional to 86,952.67, 119,988.92 and 48,187.89
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Solution
The fourth proportional to 86,952.67, 119,988.92 and 48,187.89 is: 66,496.09
Step by Step Solution
- Step 1: Write the proportion equation
86,952.67 : 119,988.92 = 48,187.89 : x - Step 2: Convert to fraction form
86,952.67/119,988.92 = 48,187.89/x - Step 3: Cross multiply
86,952.67x = 119,988.92 × 48,187.89 - Step 4: Simplify right side
86,952.67x = 5,782,012,637.24 - Step 5: Solve for x
x = 5,782,012,637.24/86,952.67 - Step 6: Final answer
x = 66,496.09
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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.