Finding the Fourth Proportional to 129,035.40, 193,577.58 and 44,792.28
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Solution
The fourth proportional to 129,035.40, 193,577.58 and 44,792.28 is: 67,196.92
Step by Step Solution
- Step 1: Write the proportion equation
129,035.40 : 193,577.58 = 44,792.28 : x - Step 2: Convert to fraction form
129,035.40/193,577.58 = 44,792.28/x - Step 3: Cross multiply
129,035.40x = 193,577.58 × 44,792.28 - Step 4: Simplify right side
129,035.40x = 8,670,781,165.08 - Step 5: Solve for x
x = 8,670,781,165.08/129,035.40 - Step 6: Final answer
x = 67,196.92
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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.