Finding the Fourth Proportional to 161,463.84, 242,193.72 and 56,282.44
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Solution
The fourth proportional to 161,463.84, 242,193.72 and 56,282.44 is: 84,422.95
Step by Step Solution
- Step 1: Write the proportion equation
161,463.84 : 242,193.72 = 56,282.44 : x - Step 2: Convert to fraction form
161,463.84/242,193.72 = 56,282.44/x - Step 3: Cross multiply
161,463.84x = 242,193.72 × 56,282.44 - Step 4: Simplify right side
161,463.84x = 13,631,253,514.28 - Step 5: Solve for x
x = 13,631,253,514.28/161,463.84 - Step 6: Final answer
x = 84,422.95
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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.