Finding the Fourth Proportional to 235,176.87, 324,543.83 and 127,746.98
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Solution
The fourth proportional to 235,176.87, 324,543.83 and 127,746.98 is: 176,290.69
Step by Step Solution
- Step 1: Write the proportion equation
235,176.87 : 324,543.83 = 127,746.98 : x - Step 2: Convert to fraction form
235,176.87/324,543.83 = 127,746.98/x - Step 3: Cross multiply
235,176.87x = 324,543.83 × 127,746.98 - Step 4: Simplify right side
235,176.87x = 41,459,493,521.40 - Step 5: Solve for x
x = 41,459,493,521.40/235,176.87 - Step 6: Final answer
x = 176,290.69
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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.