Finding the Fourth Proportional to 173,893.91, 239,982.59 and 97,408.54
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Solution
The fourth proportional to 173,893.91, 239,982.59 and 97,408.54 is: 134,428.82
Step by Step Solution
- Step 1: Write the proportion equation
173,893.91 : 239,982.59 = 97,408.54 : x - Step 2: Convert to fraction form
173,893.91/239,982.59 = 97,408.54/x - Step 3: Cross multiply
173,893.91x = 239,982.59 × 97,408.54 - Step 4: Simplify right side
173,893.91x = 23,376,353,717.32 - Step 5: Solve for x
x = 23,376,353,717.32/173,893.91 - Step 6: Final answer
x = 134,428.82
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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.