Finding the Fourth Proportional to 235,905.70, 353,604.01 and 115,823.00
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Solution
The fourth proportional to 235,905.70, 353,604.01 and 115,823.00 is: 173,609.53
Step by Step Solution
- Step 1: Write the proportion equation
235,905.70 : 353,604.01 = 115,823.00 : x - Step 2: Convert to fraction form
235,905.70/353,604.01 = 115,823.00/x - Step 3: Cross multiply
235,905.70x = 353,604.01 × 115,823.00 - Step 4: Simplify right side
235,905.70x = 40,955,477,971.79 - Step 5: Solve for x
x = 40,955,477,971.79/235,905.70 - Step 6: Final answer
x = 173,609.53
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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.