Finding the Fourth Proportional to 164,798.60, 227,412.96 and 93,174.08
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Solution
The fourth proportional to 164,798.60, 227,412.96 and 93,174.08 is: 128,575.08
Step by Step Solution
- Step 1: Write the proportion equation
164,798.60 : 227,412.96 = 93,174.08 : x - Step 2: Convert to fraction form
164,798.60/227,412.96 = 93,174.08/x - Step 3: Cross multiply
164,798.60x = 227,412.96 × 93,174.08 - Step 4: Simplify right side
164,798.60x = 21,188,993,328.08 - Step 5: Solve for x
x = 21,188,993,328.08/164,798.60 - Step 6: Final answer
x = 128,575.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.