Finding the Fourth Proportional to 75,053.68, 103,557.12 and 44,833.09
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Solution
The fourth proportional to 75,053.68, 103,557.12 and 44,833.09 is: 61,859.53
Step by Step Solution
- Step 1: Write the proportion equation
75,053.68 : 103,557.12 = 44,833.09 : x - Step 2: Convert to fraction form
75,053.68/103,557.12 = 44,833.09/x - Step 3: Cross multiply
75,053.68x = 103,557.12 × 44,833.09 - Step 4: Simplify right side
75,053.68x = 4,642,785,422.21 - Step 5: Solve for x
x = 4,642,785,422.21/75,053.68 - Step 6: Final answer
x = 61,859.53
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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.