Finding the Fourth Proportional to 75,602.97, 104,297.19 and 45,335.80
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Solution
The fourth proportional to 75,602.97, 104,297.19 and 45,335.80 is: 62,542.48
Step by Step Solution
- Step 1: Write the proportion equation
75,602.97 : 104,297.19 = 45,335.80 : x - Step 2: Convert to fraction form
75,602.97/104,297.19 = 45,335.80/x - Step 3: Cross multiply
75,602.97x = 104,297.19 × 45,335.80 - Step 4: Simplify right side
75,602.97x = 4,728,396,889.29 - Step 5: Solve for x
x = 4,728,396,889.29/75,602.97 - Step 6: Final answer
x = 62,542.48
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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.