Finding the Fourth Proportional to 75,962.94, 113,922.45 and 29,204.70
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Solution
The fourth proportional to 75,962.94, 113,922.45 and 29,204.70 is: 43,798.61
Step by Step Solution
- Step 1: Write the proportion equation
75,962.94 : 113,922.45 = 29,204.70 : x - Step 2: Convert to fraction form
75,962.94/113,922.45 = 29,204.70/x - Step 3: Cross multiply
75,962.94x = 113,922.45 × 29,204.70 - Step 4: Simplify right side
75,962.94x = 3,327,070,975.52 - Step 5: Solve for x
x = 3,327,070,975.52/75,962.94 - Step 6: Final answer
x = 43,798.61
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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.