Finding the Fourth Proportional to 102,558.33, 153,825.08 and 27,672.75
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Solution
The fourth proportional to 102,558.33, 153,825.08 and 27,672.75 is: 41,505.77
Step by Step Solution
- Step 1: Write the proportion equation
102,558.33 : 153,825.08 = 27,672.75 : x - Step 2: Convert to fraction form
102,558.33/153,825.08 = 27,672.75/x - Step 3: Cross multiply
102,558.33x = 153,825.08 × 27,672.75 - Step 4: Simplify right side
102,558.33x = 4,256,762,844.21 - Step 5: Solve for x
x = 4,256,762,844.21/102,558.33 - Step 6: Final answer
x = 41,505.77
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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.