Finding the Fourth Proportional to 242,624.24, 334,816.92 and 135,191.98
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Solution
The fourth proportional to 242,624.24, 334,816.92 and 135,191.98 is: 186,562.41
Step by Step Solution
- Step 1: Write the proportion equation
242,624.24 : 334,816.92 = 135,191.98 : x - Step 2: Convert to fraction form
242,624.24/334,816.92 = 135,191.98/x - Step 3: Cross multiply
242,624.24x = 334,816.92 × 135,191.98 - Step 4: Simplify right side
242,624.24x = 45,264,561,515.26 - Step 5: Solve for x
x = 45,264,561,515.26/242,624.24 - Step 6: Final answer
x = 186,562.41
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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.