Finding the Fourth Proportional to 73,510.14, 110,301.70 and 29,135.92
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Solution
The fourth proportional to 73,510.14, 110,301.70 and 29,135.92 is: 43,718.34
Step by Step Solution
- Step 1: Write the proportion equation
73,510.14 : 110,301.70 = 29,135.92 : x - Step 2: Convert to fraction form
73,510.14/110,301.70 = 29,135.92/x - Step 3: Cross multiply
73,510.14x = 110,301.70 × 29,135.92 - Step 4: Simplify right side
73,510.14x = 3,213,741,507.06 - Step 5: Solve for x
x = 3,213,741,507.06/73,510.14 - Step 6: Final answer
x = 43,718.34
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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.