Finding the Fourth Proportional to 75,529.50, 104,230.71 and 41,995.50
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Solution
The fourth proportional to 75,529.50, 104,230.71 and 41,995.50 is: 57,953.79
Step by Step Solution
- Step 1: Write the proportion equation
75,529.50 : 104,230.71 = 41,995.50 : x - Step 2: Convert to fraction form
75,529.50/104,230.71 = 41,995.50/x - Step 3: Cross multiply
75,529.50x = 104,230.71 × 41,995.50 - Step 4: Simplify right side
75,529.50x = 4,377,220,781.81 - Step 5: Solve for x
x = 4,377,220,781.81/75,529.50 - Step 6: Final answer
x = 57,953.79
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1.5x scale
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.