Finding the Fourth Proportional to 91,707.98, 137,582.62 and 32,543.56
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Solution
The fourth proportional to 91,707.98, 137,582.62 and 32,543.56 is: 48,822.67
Step by Step Solution
- Step 1: Write the proportion equation
91,707.98 : 137,582.62 = 32,543.56 : x - Step 2: Convert to fraction form
91,707.98/137,582.62 = 32,543.56/x - Step 3: Cross multiply
91,707.98x = 137,582.62 × 32,543.56 - Step 4: Simplify right side
91,707.98x = 4,477,428,248.93 - Step 5: Solve for x
x = 4,477,428,248.93/91,707.98 - Step 6: Final answer
x = 48,822.67
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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.