Finding the Fourth Proportional to 230,750.56, 318,439.92 and 135,326.08
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Solution
The fourth proportional to 230,750.56, 318,439.92 and 135,326.08 is: 186,752.42
Step by Step Solution
- Step 1: Write the proportion equation
230,750.56 : 318,439.92 = 135,326.08 : x - Step 2: Convert to fraction form
230,750.56/318,439.92 = 135,326.08/x - Step 3: Cross multiply
230,750.56x = 318,439.92 × 135,326.08 - Step 4: Simplify right side
230,750.56x = 43,093,226,089.11 - Step 5: Solve for x
x = 43,093,226,089.11/230,750.56 - Step 6: Final answer
x = 186,752.42
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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.