Finding the Fourth Proportional to 107,670.67, 161,387.08 and 44,455.94
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Solution
The fourth proportional to 107,670.67, 161,387.08 and 44,455.94 is: 66,634.81
Step by Step Solution
- Step 1: Write the proportion equation
107,670.67 : 161,387.08 = 44,455.94 : x - Step 2: Convert to fraction form
107,670.67/161,387.08 = 44,455.94/x - Step 3: Cross multiply
107,670.67x = 161,387.08 × 44,455.94 - Step 4: Simplify right side
107,670.67x = 7,174,614,345.26 - Step 5: Solve for x
x = 7,174,614,345.26/107,670.67 - Step 6: Final answer
x = 66,634.81
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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.