Finding the Fourth Proportional to 94,476.13, 141,734.19 and 31,292.68
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Solution
The fourth proportional to 94,476.13, 141,734.19 and 31,292.68 is: 46,945.64
Step by Step Solution
- Step 1: Write the proportion equation
94,476.13 : 141,734.19 = 31,292.68 : x - Step 2: Convert to fraction form
94,476.13/141,734.19 = 31,292.68/x - Step 3: Cross multiply
94,476.13x = 141,734.19 × 31,292.68 - Step 4: Simplify right side
94,476.13x = 4,435,242,652.73 - Step 5: Solve for x
x = 4,435,242,652.73/94,476.13 - Step 6: Final answer
x = 46,945.64
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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.