Finding the Fourth Proportional to 92,706.09, 139,013.12 and 29,517.98
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Solution
The fourth proportional to 92,706.09, 139,013.12 and 29,517.98 is: 44,262.31
Step by Step Solution
- Step 1: Write the proportion equation
92,706.09 : 139,013.12 = 29,517.98 : x - Step 2: Convert to fraction form
92,706.09/139,013.12 = 29,517.98/x - Step 3: Cross multiply
92,706.09x = 139,013.12 × 29,517.98 - Step 4: Simplify right side
92,706.09x = 4,103,385,653.24 - Step 5: Solve for x
x = 4,103,385,653.24/92,706.09 - Step 6: Final answer
x = 44,262.31
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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.