Finding the Fourth Proportional to 73,816.73, 110,656.96 and 29,432.75
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Solution
The fourth proportional to 73,816.73, 110,656.96 and 29,432.75 is: 44,121.96
Step by Step Solution
- Step 1: Write the proportion equation
73,816.73 : 110,656.96 = 29,432.75 : x - Step 2: Convert to fraction form
73,816.73/110,656.96 = 29,432.75/x - Step 3: Cross multiply
73,816.73x = 110,656.96 × 29,432.75 - Step 4: Simplify right side
73,816.73x = 3,256,938,639.44 - Step 5: Solve for x
x = 3,256,938,639.44/73,816.73 - Step 6: Final answer
x = 44,121.96
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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.