Finding the Fourth Proportional to 115,954.80, 173,582.06 and 104,866.70
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Solution
The fourth proportional to 115,954.80, 173,582.06 and 104,866.70 is: 156,983.39
Step by Step Solution
- Step 1: Write the proportion equation
115,954.80 : 173,582.06 = 104,866.70 : x - Step 2: Convert to fraction form
115,954.80/173,582.06 = 104,866.70/x - Step 3: Cross multiply
115,954.80x = 173,582.06 × 104,866.70 - Step 4: Simplify right side
115,954.80x = 18,202,977,811.40 - Step 5: Solve for x
x = 18,202,977,811.40/115,954.80 - Step 6: Final answer
x = 156,983.39
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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.