Finding the Fourth Proportional to 92,658.12, 138,986.02 and 22,537.48
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Solution
The fourth proportional to 92,658.12, 138,986.02 and 22,537.48 is: 33,805.94
Step by Step Solution
- Step 1: Write the proportion equation
92,658.12 : 138,986.02 = 22,537.48 : x - Step 2: Convert to fraction form
92,658.12/138,986.02 = 22,537.48/x - Step 3: Cross multiply
92,658.12x = 138,986.02 × 22,537.48 - Step 4: Simplify right side
92,658.12x = 3,132,394,646.03 - Step 5: Solve for x
x = 3,132,394,646.03/92,658.12 - Step 6: Final answer
x = 33,805.94
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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.