Finding the Fourth Proportional to 186,530.94, 279,769.16 and 91,735.68
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Solution
The fourth proportional to 186,530.94, 279,769.16 and 91,735.68 is: 137,590.12
Step by Step Solution
- Step 1: Write the proportion equation
186,530.94 : 279,769.16 = 91,735.68 : x - Step 2: Convert to fraction form
186,530.94/279,769.16 = 91,735.68/x - Step 3: Cross multiply
186,530.94x = 279,769.16 × 91,735.68 - Step 4: Simplify right side
186,530.94x = 25,664,813,719.42 - Step 5: Solve for x
x = 25,664,813,719.42/186,530.94 - Step 6: Final answer
x = 137,590.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.