Finding the Fourth Proportional to 74,810.44, 112,136.58 and 32,653.56
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Solution
The fourth proportional to 74,810.44, 112,136.58 and 32,653.56 is: 48,945.82
Step by Step Solution
- Step 1: Write the proportion equation
74,810.44 : 112,136.58 = 32,653.56 : x - Step 2: Convert to fraction form
74,810.44/112,136.58 = 32,653.56/x - Step 3: Cross multiply
74,810.44x = 112,136.58 × 32,653.56 - Step 4: Simplify right side
74,810.44x = 3,661,658,543.22 - Step 5: Solve for x
x = 3,661,658,543.22/74,810.44 - Step 6: Final answer
x = 48,945.82
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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.