Finding the Fourth Proportional to 92,049.42, 137,986.62 and 58,675.80
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Solution
The fourth proportional to 92,049.42, 137,986.62 and 58,675.80 is: 87,957.92
Step by Step Solution
- Step 1: Write the proportion equation
92,049.42 : 137,986.62 = 58,675.80 : x - Step 2: Convert to fraction form
92,049.42/137,986.62 = 58,675.80/x - Step 3: Cross multiply
92,049.42x = 137,986.62 × 58,675.80 - Step 4: Simplify right side
92,049.42x = 8,096,475,317.80 - Step 5: Solve for x
x = 8,096,475,317.80/92,049.42 - Step 6: Final answer
x = 87,957.92
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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.