Finding the Fourth Proportional to 135,224.30, 186,596.98 and 74,793.65
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Solution
The fourth proportional to 135,224.30, 186,596.98 and 74,793.65 is: 103,208.28
Step by Step Solution
- Step 1: Write the proportion equation
135,224.30 : 186,596.98 = 74,793.65 : x - Step 2: Convert to fraction form
135,224.30/186,596.98 = 74,793.65/x - Step 3: Cross multiply
135,224.30x = 186,596.98 × 74,793.65 - Step 4: Simplify right side
135,224.30x = 13,956,268,093.21 - Step 5: Solve for x
x = 13,956,268,093.21/135,224.30 - Step 6: Final answer
x = 103,208.28
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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.