Finding the Fourth Proportional to 161,161.62, 241,592.15 and 54,470.99
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Solution
The fourth proportional to 161,161.62, 241,592.15 and 54,470.99 is: 81,655.68
Step by Step Solution
- Step 1: Write the proportion equation
161,161.62 : 241,592.15 = 54,470.99 : x - Step 2: Convert to fraction form
161,161.62/241,592.15 = 54,470.99/x - Step 3: Cross multiply
161,161.62x = 241,592.15 × 54,470.99 - Step 4: Simplify right side
161,161.62x = 13,159,762,106.41 - Step 5: Solve for x
x = 13,159,762,106.41/161,161.62 - Step 6: Final answer
x = 81,655.68
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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.