Finding the Fourth Proportional to 161,872.10, 242,548.95 and 102,601.70
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Solution
The fourth proportional to 161,872.10, 242,548.95 and 102,601.70 is: 153,738.26
Step by Step Solution
- Step 1: Write the proportion equation
161,872.10 : 242,548.95 = 102,601.70 : x - Step 2: Convert to fraction form
161,872.10/242,548.95 = 102,601.70/x - Step 3: Cross multiply
161,872.10x = 242,548.95 × 102,601.70 - Step 4: Simplify right side
161,872.10x = 24,885,934,603.22 - Step 5: Solve for x
x = 24,885,934,603.22/161,872.10 - Step 6: Final answer
x = 153,738.26
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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.