Finding the Fourth Proportional to 125,931.26, 188,874.97 and 47,046.14
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Solution
The fourth proportional to 125,931.26, 188,874.97 and 47,046.14 is: 70,561.02
Step by Step Solution
- Step 1: Write the proportion equation
125,931.26 : 188,874.97 = 47,046.14 : x - Step 2: Convert to fraction form
125,931.26/188,874.97 = 47,046.14/x - Step 3: Cross multiply
125,931.26x = 188,874.97 × 47,046.14 - Step 4: Simplify right side
125,931.26x = 8,885,838,281.12 - Step 5: Solve for x
x = 8,885,838,281.12/125,931.26 - Step 6: Final answer
x = 70,561.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.