Finding the Fourth Proportional to 173,298.70, 259,948.05 and 48,639.70
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Solution
The fourth proportional to 173,298.70, 259,948.05 and 48,639.70 is: 72,959.55
Step by Step Solution
- Step 1: Write the proportion equation
173,298.70 : 259,948.05 = 48,639.70 : x - Step 2: Convert to fraction form
173,298.70/259,948.05 = 48,639.70/x - Step 3: Cross multiply
173,298.70x = 259,948.05 × 48,639.70 - Step 4: Simplify right side
173,298.70x = 12,643,795,167.59 - Step 5: Solve for x
x = 12,643,795,167.59/173,298.70 - Step 6: Final answer
x = 72,959.55
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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.