Finding the Fourth Proportional to 96,115.58, 132,633.99 and 57,397.08
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Solution
The fourth proportional to 96,115.58, 132,633.99 and 57,397.08 is: 79,204.68
Step by Step Solution
- Step 1: Write the proportion equation
96,115.58 : 132,633.99 = 57,397.08 : x - Step 2: Convert to fraction form
96,115.58/132,633.99 = 57,397.08/x - Step 3: Cross multiply
96,115.58x = 132,633.99 × 57,397.08 - Step 4: Simplify right side
96,115.58x = 7,612,803,734.75 - Step 5: Solve for x
x = 7,612,803,734.75/96,115.58 - Step 6: Final answer
x = 79,204.68
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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.