Finding the Fourth Proportional to 125,669.25, 188,533.95 and 36,920.79
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Solution
The fourth proportional to 125,669.25, 188,533.95 and 36,920.79 is: 55,390.02
Step by Step Solution
- Step 1: Write the proportion equation
125,669.25 : 188,533.95 = 36,920.79 : x - Step 2: Convert to fraction form
125,669.25/188,533.95 = 36,920.79/x - Step 3: Cross multiply
125,669.25x = 188,533.95 × 36,920.79 - Step 4: Simplify right side
125,669.25x = 6,960,822,375.82 - Step 5: Solve for x
x = 6,960,822,375.82/125,669.25 - Step 6: Final answer
x = 55,390.02
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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.