Finding the Fourth Proportional to 75,102.24, 112,653.36 and 22,510.56
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Solution
The fourth proportional to 75,102.24, 112,653.36 and 22,510.56 is: 33,765.84
Step by Step Solution
- Step 1: Write the proportion equation
75,102.24 : 112,653.36 = 22,510.56 : x - Step 2: Convert to fraction form
75,102.24/112,653.36 = 22,510.56/x - Step 3: Cross multiply
75,102.24x = 112,653.36 × 22,510.56 - Step 4: Simplify right side
75,102.24x = 2,535,890,219.48 - Step 5: Solve for x
x = 2,535,890,219.48/75,102.24 - Step 6: Final answer
x = 33,765.84
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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.