Finding the Fourth Proportional to 137,412.84, 206,197.26 and 58,518.84
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Solution
The fourth proportional to 137,412.84, 206,197.26 and 58,518.84 is: 87,811.48
Step by Step Solution
- Step 1: Write the proportion equation
137,412.84 : 206,197.26 = 58,518.84 : x - Step 2: Convert to fraction form
137,412.84/206,197.26 = 58,518.84/x - Step 3: Cross multiply
137,412.84x = 206,197.26 × 58,518.84 - Step 4: Simplify right side
137,412.84x = 12,066,424,466.38 - Step 5: Solve for x
x = 12,066,424,466.38/137,412.84 - Step 6: Final answer
x = 87,811.48
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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.