Finding the Fourth Proportional to 159,738.24, 239,607.36 and 48,915.84
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Solution
The fourth proportional to 159,738.24, 239,607.36 and 48,915.84 is: 73,373.76
Step by Step Solution
- Step 1: Write the proportion equation
159,738.24 : 239,607.36 = 48,915.84 : x - Step 2: Convert to fraction form
159,738.24/239,607.36 = 48,915.84/x - Step 3: Cross multiply
159,738.24x = 239,607.36 × 48,915.84 - Step 4: Simplify right side
159,738.24x = 11,720,595,284.58 - Step 5: Solve for x
x = 11,720,595,284.58/159,738.24 - Step 6: Final answer
x = 73,373.76
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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.