Finding the Fourth Proportional to 125,550.36, 173,232.54 and 74,580.28
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Solution
The fourth proportional to 125,550.36, 173,232.54 and 74,580.28 is: 102,904.77
Step by Step Solution
- Step 1: Write the proportion equation
125,550.36 : 173,232.54 = 74,580.28 : x - Step 2: Convert to fraction form
125,550.36/173,232.54 = 74,580.28/x - Step 3: Cross multiply
125,550.36x = 173,232.54 × 74,580.28 - Step 4: Simplify right side
125,550.36x = 12,919,730,905.23 - Step 5: Solve for x
x = 12,919,730,905.23/125,550.36 - Step 6: Final answer
x = 102,904.77
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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.