Finding the Fourth Proportional to 97,764.99, 134,915.68 and 53,052.99
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Solution
The fourth proportional to 97,764.99, 134,915.68 and 53,052.99 is: 73,213.12
Step by Step Solution
- Step 1: Write the proportion equation
97,764.99 : 134,915.68 = 53,052.99 : x - Step 2: Convert to fraction form
97,764.99/134,915.68 = 53,052.99/x - Step 3: Cross multiply
97,764.99x = 134,915.68 × 53,052.99 - Step 4: Simplify right side
97,764.99x = 7,157,680,089.25 - Step 5: Solve for x
x = 7,157,680,089.25/97,764.99 - Step 6: Final answer
x = 73,213.12
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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.