Finding the Fourth Proportional to 75,125.94, 112,710.87 and 22,543.26
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Solution
The fourth proportional to 75,125.94, 112,710.87 and 22,543.26 is: 33,821.48
Step by Step Solution
- Step 1: Write the proportion equation
75,125.94 : 112,710.87 = 22,543.26 : x - Step 2: Convert to fraction form
75,125.94/112,710.87 = 22,543.26/x - Step 3: Cross multiply
75,125.94x = 112,710.87 × 22,543.26 - Step 4: Simplify right side
75,125.94x = 2,540,870,447.24 - Step 5: Solve for x
x = 2,540,870,447.24/75,125.94 - Step 6: Final answer
x = 33,821.48
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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.