Finding the Fourth Proportional to 171,428.08, 236,565.52 and 94,944.14
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Solution
The fourth proportional to 171,428.08, 236,565.52 and 94,944.14 is: 131,020.02
Step by Step Solution
- Step 1: Write the proportion equation
171,428.08 : 236,565.52 = 94,944.14 : x - Step 2: Convert to fraction form
171,428.08/236,565.52 = 94,944.14/x - Step 3: Cross multiply
171,428.08x = 236,565.52 × 94,944.14 - Step 4: Simplify right side
171,428.08x = 22,460,509,850.05 - Step 5: Solve for x
x = 22,460,509,850.05/171,428.08 - Step 6: Final answer
x = 131,020.02
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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.