Finding the Fourth Proportional to 173,896.60, 260,857.05 and 68,701.90
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Solution
The fourth proportional to 173,896.60, 260,857.05 and 68,701.90 is: 103,057.65
Step by Step Solution
- Step 1: Write the proportion equation
173,896.60 : 260,857.05 = 68,701.90 : x - Step 2: Convert to fraction form
173,896.60/260,857.05 = 68,701.90/x - Step 3: Cross multiply
173,896.60x = 260,857.05 × 68,701.90 - Step 4: Simplify right side
173,896.60x = 17,921,374,963.40 - Step 5: Solve for x
x = 17,921,374,963.40/173,896.60 - Step 6: Final answer
x = 103,057.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.