Finding the Fourth Proportional to 173,807.70, 260,711.55 and 169,919.70
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Solution
The fourth proportional to 173,807.70, 260,711.55 and 169,919.70 is: 254,879.55
Step by Step Solution
- Step 1: Write the proportion equation
173,807.70 : 260,711.55 = 169,919.70 : x - Step 2: Convert to fraction form
173,807.70/260,711.55 = 169,919.70/x - Step 3: Cross multiply
173,807.70x = 260,711.55 × 169,919.70 - Step 4: Simplify right side
173,807.70x = 44,300,028,362.54 - Step 5: Solve for x
x = 44,300,028,362.54/173,807.70 - Step 6: Final answer
x = 254,879.55
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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.