Finding the Fourth Proportional to 91,325.03, 136,987.20 and 24,764.99
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Solution
The fourth proportional to 91,325.03, 136,987.20 and 24,764.99 is: 37,147.39
Step by Step Solution
- Step 1: Write the proportion equation
91,325.03 : 136,987.20 = 24,764.99 : x - Step 2: Convert to fraction form
91,325.03/136,987.20 = 24,764.99/x - Step 3: Cross multiply
91,325.03x = 136,987.20 × 24,764.99 - Step 4: Simplify right side
91,325.03x = 3,392,485,953.19 - Step 5: Solve for x
x = 3,392,485,953.19/91,325.03 - Step 6: Final answer
x = 37,147.39
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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.