Finding the Fourth Proportional to 97,502.43, 134,551.67 and 54,482.79
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Solution
The fourth proportional to 97,502.43, 134,551.67 and 54,482.79 is: 75,185.31
Step by Step Solution
- Step 1: Write the proportion equation
97,502.43 : 134,551.67 = 54,482.79 : x - Step 2: Convert to fraction form
97,502.43/134,551.67 = 54,482.79/x - Step 3: Cross multiply
97,502.43x = 134,551.67 × 54,482.79 - Step 4: Simplify right side
97,502.43x = 7,330,750,612.91 - Step 5: Solve for x
x = 7,330,750,612.91/97,502.43 - Step 6: Final answer
x = 75,185.31
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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.