Finding the Fourth Proportional to 125,610.96, 173,332.98 and 71,883.66
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Solution
The fourth proportional to 125,610.96, 173,332.98 and 71,883.66 is: 99,193.65
Step by Step Solution
- Step 1: Write the proportion equation
125,610.96 : 173,332.98 = 71,883.66 : x - Step 2: Convert to fraction form
125,610.96/173,332.98 = 71,883.66/x - Step 3: Cross multiply
125,610.96x = 173,332.98 × 71,883.66 - Step 4: Simplify right side
125,610.96x = 12,459,809,001.11 - Step 5: Solve for x
x = 12,459,809,001.11/125,610.96 - Step 6: Final answer
x = 99,193.65
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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.