Finding the Fourth Proportional to 195,915.18, 293,873.08 and 53,762.40
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Solution
The fourth proportional to 195,915.18, 293,873.08 and 53,762.40 is: 80,643.68
Step by Step Solution
- Step 1: Write the proportion equation
195,915.18 : 293,873.08 = 53,762.40 : x - Step 2: Convert to fraction form
195,915.18/293,873.08 = 53,762.40/x - Step 3: Cross multiply
195,915.18x = 293,873.08 × 53,762.40 - Step 4: Simplify right side
195,915.18x = 15,799,321,551.24 - Step 5: Solve for x
x = 15,799,321,551.24/195,915.18 - Step 6: Final answer
x = 80,643.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.