Finding the Fourth Proportional to 302,163.90, 453,252.88 and 99,695
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Solution
The fourth proportional to 302,163.90, 453,252.88 and 99,695 is: 149,544.82
Step by Step Solution
- Step 1: Write the proportion equation
302,163.90 : 453,252.88 = 99,695 : x - Step 2: Convert to fraction form
302,163.90/453,252.88 = 99,695/x - Step 3: Cross multiply
302,163.90x = 453,252.88 × 99,695 - Step 4: Simplify right side
302,163.90x = 45,187,045,871.60 - Step 5: Solve for x
x = 45,187,045,871.60/302,163.90 - Step 6: Final answer
x = 149,544.82
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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.