Finding the Fourth Proportional to 75,600.24, 113,270.76 and 53,373.84
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Solution
The fourth proportional to 75,600.24, 113,270.76 and 53,373.84 is: 79,969.26
Step by Step Solution
- Step 1: Write the proportion equation
75,600.24 : 113,270.76 = 53,373.84 : x - Step 2: Convert to fraction form
75,600.24/113,270.76 = 53,373.84/x - Step 3: Cross multiply
75,600.24x = 113,270.76 × 53,373.84 - Step 4: Simplify right side
75,600.24x = 6,045,695,420.92 - Step 5: Solve for x
x = 6,045,695,420.92/75,600.24 - Step 6: Final answer
x = 79,969.26
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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.