Finding the Fourth Proportional to 75,344.96, 113,035.74 and 22,751.30
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Solution
The fourth proportional to 75,344.96, 113,035.74 and 22,751.30 is: 34,132.48
Step by Step Solution
- Step 1: Write the proportion equation
75,344.96 : 113,035.74 = 22,751.30 : x - Step 2: Convert to fraction form
75,344.96/113,035.74 = 22,751.30/x - Step 3: Cross multiply
75,344.96x = 113,035.74 × 22,751.30 - Step 4: Simplify right side
75,344.96x = 2,571,710,031.46 - Step 5: Solve for x
x = 2,571,710,031.46/75,344.96 - Step 6: Final answer
x = 34,132.48
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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.