Finding the Fourth Proportional to 96,158.07, 132,697.80 and 53,136.36
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Solution
The fourth proportional to 96,158.07, 132,697.80 and 53,136.36 is: 73,327.99
Step by Step Solution
- Step 1: Write the proportion equation
96,158.07 : 132,697.80 = 53,136.36 : x - Step 2: Convert to fraction form
96,158.07/132,697.80 = 53,136.36/x - Step 3: Cross multiply
96,158.07x = 132,697.80 × 53,136.36 - Step 4: Simplify right side
96,158.07x = 7,051,078,072.01 - Step 5: Solve for x
x = 7,051,078,072.01/96,158.07 - Step 6: Final answer
x = 73,327.99
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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.