Finding the Fourth Proportional to 75,342.84, 113,015.16 and 22,752.84
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Solution
The fourth proportional to 75,342.84, 113,015.16 and 22,752.84 is: 34,129.53
Step by Step Solution
- Step 1: Write the proportion equation
75,342.84 : 113,015.16 = 22,752.84 : x - Step 2: Convert to fraction form
75,342.84/113,015.16 = 22,752.84/x - Step 3: Cross multiply
75,342.84x = 113,015.16 × 22,752.84 - Step 4: Simplify right side
75,342.84x = 2,571,415,853.05 - Step 5: Solve for x
x = 2,571,415,853.05/75,342.84 - Step 6: Final answer
x = 34,129.53
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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.