Finding the Fourth Proportional to 110,915.68, 153,063.30 and 60,614.68
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Solution
The fourth proportional to 110,915.68, 153,063.30 and 60,614.68 is: 83,648.07
Step by Step Solution
- Step 1: Write the proportion equation
110,915.68 : 153,063.30 = 60,614.68 : x - Step 2: Convert to fraction form
110,915.68/153,063.30 = 60,614.68/x - Step 3: Cross multiply
110,915.68x = 153,063.30 × 60,614.68 - Step 4: Simplify right side
110,915.68x = 9,277,882,949.24 - Step 5: Solve for x
x = 9,277,882,949.24/110,915.68 - Step 6: Final answer
x = 83,648.07
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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.