Finding the Fourth Proportional to 73,479.44, 101,402.76 and 41,645.84
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Solution
The fourth proportional to 73,479.44, 101,402.76 and 41,645.84 is: 57,471.90
Step by Step Solution
- Step 1: Write the proportion equation
73,479.44 : 101,402.76 = 41,645.84 : x - Step 2: Convert to fraction form
73,479.44/101,402.76 = 41,645.84/x - Step 3: Cross multiply
73,479.44x = 101,402.76 × 41,645.84 - Step 4: Simplify right side
73,479.44x = 4,223,003,118.52 - Step 5: Solve for x
x = 4,223,003,118.52/73,479.44 - Step 6: Final answer
x = 57,471.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.