Finding the Fourth Proportional to 157,400.24, 217,187.68 and 88,476.06
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Solution
The fourth proportional to 157,400.24, 217,187.68 and 88,476.06 is: 122,083.11
Step by Step Solution
- Step 1: Write the proportion equation
157,400.24 : 217,187.68 = 88,476.06 : x - Step 2: Convert to fraction form
157,400.24/217,187.68 = 88,476.06/x - Step 3: Cross multiply
157,400.24x = 217,187.68 × 88,476.06 - Step 4: Simplify right side
157,400.24x = 19,215,910,206.94 - Step 5: Solve for x
x = 19,215,910,206.94/157,400.24 - Step 6: Final answer
x = 122,083.11
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.