Finding the Fourth Proportional to 112,519.08, 168,715.44 and 37,599.75
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Solution
The fourth proportional to 112,519.08, 168,715.44 and 37,599.75 is: 56,378.51
Step by Step Solution
- Step 1: Write the proportion equation
112,519.08 : 168,715.44 = 37,599.75 : x - Step 2: Convert to fraction form
112,519.08/168,715.44 = 37,599.75/x - Step 3: Cross multiply
112,519.08x = 168,715.44 × 37,599.75 - Step 4: Simplify right side
112,519.08x = 6,343,658,365.14 - Step 5: Solve for x
x = 6,343,658,365.14/112,519.08 - Step 6: Final answer
x = 56,378.51
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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.