Finding the Fourth Proportional to 121,610.08, 182,412.96 and 38,504.32
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Solution
The fourth proportional to 121,610.08, 182,412.96 and 38,504.32 is: 57,755.80
Step by Step Solution
- Step 1: Write the proportion equation
121,610.08 : 182,412.96 = 38,504.32 : x - Step 2: Convert to fraction form
121,610.08/182,412.96 = 38,504.32/x - Step 3: Cross multiply
121,610.08x = 182,412.96 × 38,504.32 - Step 4: Simplify right side
121,610.08x = 7,023,686,983.99 - Step 5: Solve for x
x = 7,023,686,983.99/121,610.08 - Step 6: Final answer
x = 57,755.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.