Finding the Fourth Proportional to 161,702.68, 242,545.92 and 61,910.68
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Solution
The fourth proportional to 161,702.68, 242,545.92 and 61,910.68 is: 92,862.92
Step by Step Solution
- Step 1: Write the proportion equation
161,702.68 : 242,545.92 = 61,910.68 : x - Step 2: Convert to fraction form
161,702.68/242,545.92 = 61,910.68/x - Step 3: Cross multiply
161,702.68x = 242,545.92 × 61,910.68 - Step 4: Simplify right side
161,702.68x = 15,016,182,838.43 - Step 5: Solve for x
x = 15,016,182,838.43/161,702.68 - Step 6: Final answer
x = 92,862.92
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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.