Finding the Fourth Proportional to 113,324.49, 169,910.06 and 63,439.02
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Solution
The fourth proportional to 113,324.49, 169,910.06 and 63,439.02 is: 95,115.60
Step by Step Solution
- Step 1: Write the proportion equation
113,324.49 : 169,910.06 = 63,439.02 : x - Step 2: Convert to fraction form
113,324.49/169,910.06 = 63,439.02/x - Step 3: Cross multiply
113,324.49x = 169,910.06 × 63,439.02 - Step 4: Simplify right side
113,324.49x = 10,778,927,377.35 - Step 5: Solve for x
x = 10,778,927,377.35/113,324.49 - Step 6: Final answer
x = 95,115.60
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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.