Finding the Fourth Proportional to 125,260.32, 187,897.08 and 31,766.88
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Solution
The fourth proportional to 125,260.32, 187,897.08 and 31,766.88 is: 47,651.99
Step by Step Solution
- Step 1: Write the proportion equation
125,260.32 : 187,897.08 = 31,766.88 : x - Step 2: Convert to fraction form
125,260.32/187,897.08 = 31,766.88/x - Step 3: Cross multiply
125,260.32x = 187,897.08 × 31,766.88 - Step 4: Simplify right side
125,260.32x = 5,968,903,992.71 - Step 5: Solve for x
x = 5,968,903,992.71/125,260.32 - Step 6: Final answer
x = 47,651.99
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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.