Finding the Fourth Proportional to 89,096.36, 122,952.62 and 48,810.08
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Solution
The fourth proportional to 89,096.36, 122,952.62 and 48,810.08 is: 67,357.71
Step by Step Solution
- Step 1: Write the proportion equation
89,096.36 : 122,952.62 = 48,810.08 : x - Step 2: Convert to fraction form
89,096.36/122,952.62 = 48,810.08/x - Step 3: Cross multiply
89,096.36x = 122,952.62 × 48,810.08 - Step 4: Simplify right side
89,096.36x = 6,001,327,218.41 - Step 5: Solve for x
x = 6,001,327,218.41/89,096.36 - Step 6: Final answer
x = 67,357.71
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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.