Finding the Fourth Proportional to 75,611.11, 113,423.73 and 22,303.14
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Solution
The fourth proportional to 75,611.11, 113,423.73 and 22,303.14 is: 33,456.79
Step by Step Solution
- Step 1: Write the proportion equation
75,611.11 : 113,423.73 = 22,303.14 : x - Step 2: Convert to fraction form
75,611.11/113,423.73 = 22,303.14/x - Step 3: Cross multiply
75,611.11x = 113,423.73 × 22,303.14 - Step 4: Simplify right side
75,611.11x = 2,529,704,820.54 - Step 5: Solve for x
x = 2,529,704,820.54/75,611.11 - Step 6: Final answer
x = 33,456.79
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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.