Finding the Fourth Proportional to 107,656.11, 161,543.62 and 44,461.53
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Solution
The fourth proportional to 107,656.11, 161,543.62 and 44,461.53 is: 66,716.84
Step by Step Solution
- Step 1: Write the proportion equation
107,656.11 : 161,543.62 = 44,461.53 : x - Step 2: Convert to fraction form
107,656.11/161,543.62 = 44,461.53/x - Step 3: Cross multiply
107,656.11x = 161,543.62 × 44,461.53 - Step 4: Simplify right side
107,656.11x = 7,182,475,476.91 - Step 5: Solve for x
x = 7,182,475,476.91/107,656.11 - Step 6: Final answer
x = 66,716.84
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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.