Finding the Fourth Proportional to 96,115.08, 132,633.30 and 57,396.58
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Solution
The fourth proportional to 96,115.08, 132,633.30 and 57,396.58 is: 79,203.99
Step by Step Solution
- Step 1: Write the proportion equation
96,115.08 : 132,633.30 = 57,396.58 : x - Step 2: Convert to fraction form
96,115.08/132,633.30 = 57,396.58/x - Step 3: Cross multiply
96,115.08x = 132,633.30 × 57,396.58 - Step 4: Simplify right side
96,115.08x = 7,612,697,814.11 - Step 5: Solve for x
x = 7,612,697,814.11/96,115.08 - Step 6: Final answer
x = 79,203.99
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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.