Finding the Fourth Proportional to 73,572.19, 110,357.70 and 48,723.44
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Solution
The fourth proportional to 73,572.19, 110,357.70 and 48,723.44 is: 73,084.78
Step by Step Solution
- Step 1: Write the proportion equation
73,572.19 : 110,357.70 = 48,723.44 : x - Step 2: Convert to fraction form
73,572.19/110,357.70 = 48,723.44/x - Step 3: Cross multiply
73,572.19x = 110,357.70 × 48,723.44 - Step 4: Simplify right side
73,572.19x = 5,377,006,774.49 - Step 5: Solve for x
x = 5,377,006,774.49/73,572.19 - Step 6: Final answer
x = 73,084.78
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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.