Finding the Fourth Proportional to 107,777.08, 161,683.62 and 48,611.44
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Solution
The fourth proportional to 107,777.08, 161,683.62 and 48,611.44 is: 72,925.28
Step by Step Solution
- Step 1: Write the proportion equation
107,777.08 : 161,683.62 = 48,611.44 : x - Step 2: Convert to fraction form
107,777.08/161,683.62 = 48,611.44/x - Step 3: Cross multiply
107,777.08x = 161,683.62 × 48,611.44 - Step 4: Simplify right side
107,777.08x = 7,859,673,592.61 - Step 5: Solve for x
x = 7,859,673,592.61/107,777.08 - Step 6: Final answer
x = 72,925.28
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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.