Finding the Fourth Proportional to 124,330.91, 186,496.18 and 57,734.62
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Solution
The fourth proportional to 124,330.91, 186,496.18 and 57,734.62 is: 86,601.84
Step by Step Solution
- Step 1: Write the proportion equation
124,330.91 : 186,496.18 = 57,734.62 : x - Step 2: Convert to fraction form
124,330.91/186,496.18 = 57,734.62/x - Step 3: Cross multiply
124,330.91x = 186,496.18 × 57,734.62 - Step 4: Simplify right side
124,330.91x = 10,767,286,083.75 - Step 5: Solve for x
x = 10,767,286,083.75/124,330.91 - Step 6: Final answer
x = 86,601.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.