Finding the Fourth Proportional to 129,250.30, 193,875.48 and 40,510.68
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Solution
The fourth proportional to 129,250.30, 193,875.48 and 40,510.68 is: 60,766.03
Step by Step Solution
- Step 1: Write the proportion equation
129,250.30 : 193,875.48 = 40,510.68 : x - Step 2: Convert to fraction form
129,250.30/193,875.48 = 40,510.68/x - Step 3: Cross multiply
129,250.30x = 193,875.48 × 40,510.68 - Step 4: Simplify right side
129,250.30x = 7,854,027,530.13 - Step 5: Solve for x
x = 7,854,027,530.13/129,250.30 - Step 6: Final answer
x = 60,766.03
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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.