Finding the Fourth Proportional to 92,922.63, 139,378.31 and 32,954.09
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Solution
The fourth proportional to 92,922.63, 139,378.31 and 32,954.09 is: 49,429.13
Step by Step Solution
- Step 1: Write the proportion equation
92,922.63 : 139,378.31 = 32,954.09 : x - Step 2: Convert to fraction form
92,922.63/139,378.31 = 32,954.09/x - Step 3: Cross multiply
92,922.63x = 139,378.31 × 32,954.09 - Step 4: Simplify right side
92,922.63x = 4,593,084,510.13 - Step 5: Solve for x
x = 4,593,084,510.13/92,922.63 - Step 6: Final answer
x = 49,429.13
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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.