Finding the Fourth Proportional to 134,690.20, 202,472.70 and 95,518.60
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Solution
The fourth proportional to 134,690.20, 202,472.70 and 95,518.60 is: 143,588.09
Step by Step Solution
- Step 1: Write the proportion equation
134,690.20 : 202,472.70 = 95,518.60 : x - Step 2: Convert to fraction form
134,690.20/202,472.70 = 95,518.60/x - Step 3: Cross multiply
134,690.20x = 202,472.70 × 95,518.60 - Step 4: Simplify right side
134,690.20x = 19,339,908,842.22 - Step 5: Solve for x
x = 19,339,908,842.22/134,690.20 - Step 6: Final answer
x = 143,588.09
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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.