Finding the Fourth Proportional to 94,552.68, 141,845.84 and 31,376.58
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Solution
The fourth proportional to 94,552.68, 141,845.84 and 31,376.58 is: 47,070.45
Step by Step Solution
- Step 1: Write the proportion equation
94,552.68 : 141,845.84 = 31,376.58 : x - Step 2: Convert to fraction form
94,552.68/141,845.84 = 31,376.58/x - Step 3: Cross multiply
94,552.68x = 141,845.84 × 31,376.58 - Step 4: Simplify right side
94,552.68x = 4,450,637,346.43 - Step 5: Solve for x
x = 4,450,637,346.43/94,552.68 - Step 6: Final answer
x = 47,070.45
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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.