Finding the Fourth Proportional to 75,304.96, 103,989.96 and 48,494.56
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Solution
The fourth proportional to 75,304.96, 103,989.96 and 48,494.56 is: 66,967.00
Step by Step Solution
- Step 1: Write the proportion equation
75,304.96 : 103,989.96 = 48,494.56 : x - Step 2: Convert to fraction form
75,304.96/103,989.96 = 48,494.56/x - Step 3: Cross multiply
75,304.96x = 103,989.96 × 48,494.56 - Step 4: Simplify right side
75,304.96x = 5,042,947,354.62 - Step 5: Solve for x
x = 5,042,947,354.62/75,304.96 - Step 6: Final answer
x = 66,967.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.