Finding the Fourth Proportional to 75,234.92, 103,824.99 and 41,242.66
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Solution
The fourth proportional to 75,234.92, 103,824.99 and 41,242.66 is: 56,915.31
Step by Step Solution
- Step 1: Write the proportion equation
75,234.92 : 103,824.99 = 41,242.66 : x - Step 2: Convert to fraction form
75,234.92/103,824.99 = 41,242.66/x - Step 3: Cross multiply
75,234.92x = 103,824.99 × 41,242.66 - Step 4: Simplify right side
75,234.92x = 4,282,018,502.51 - Step 5: Solve for x
x = 4,282,018,502.51/75,234.92 - Step 6: Final answer
x = 56,915.31
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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.