Finding the Fourth Proportional to 75,336.24, 113,024.64 and 22,747.44
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Solution
The fourth proportional to 75,336.24, 113,024.64 and 22,747.44 is: 34,127.28
Step by Step Solution
- Step 1: Write the proportion equation
75,336.24 : 113,024.64 = 22,747.44 : x - Step 2: Convert to fraction form
75,336.24/113,024.64 = 22,747.44/x - Step 3: Cross multiply
75,336.24x = 113,024.64 × 22,747.44 - Step 4: Simplify right side
75,336.24x = 2,571,021,216.92 - Step 5: Solve for x
x = 2,571,021,216.92/75,336.24 - Step 6: Final answer
x = 34,127.28
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1.5x scale
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.