Finding the Fourth Proportional to 107,497.60, 161,202.66 and 48,317.38
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Solution
The fourth proportional to 107,497.60, 161,202.66 and 48,317.38 is: 72,456.41
Step by Step Solution
- Step 1: Write the proportion equation
107,497.60 : 161,202.66 = 48,317.38 : x - Step 2: Convert to fraction form
107,497.60/161,202.66 = 48,317.38/x - Step 3: Cross multiply
107,497.60x = 161,202.66 × 48,317.38 - Step 4: Simplify right side
107,497.60x = 7,788,890,180.23 - Step 5: Solve for x
x = 7,788,890,180.23/107,497.60 - Step 6: Final answer
x = 72,456.41
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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.