Finding the Fourth Proportional to 186,662.06, 279,993.30 and 46,420.68
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Solution
The fourth proportional to 186,662.06, 279,993.30 and 46,420.68 is: 69,631.07
Step by Step Solution
- Step 1: Write the proportion equation
186,662.06 : 279,993.30 = 46,420.68 : x - Step 2: Convert to fraction form
186,662.06/279,993.30 = 46,420.68/x - Step 3: Cross multiply
186,662.06x = 279,993.30 × 46,420.68 - Step 4: Simplify right side
186,662.06x = 12,997,479,381.44 - Step 5: Solve for x
x = 12,997,479,381.44/186,662.06 - Step 6: Final answer
x = 69,631.07
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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.