Finding the Fourth Proportional to 125,302.74, 187,950.98 and 36,557.03
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Solution
The fourth proportional to 125,302.74, 187,950.98 and 36,557.03 is: 54,834.63
Step by Step Solution
- Step 1: Write the proportion equation
125,302.74 : 187,950.98 = 36,557.03 : x - Step 2: Convert to fraction form
125,302.74/187,950.98 = 36,557.03/x - Step 3: Cross multiply
125,302.74x = 187,950.98 × 36,557.03 - Step 4: Simplify right side
125,302.74x = 6,870,928,766.03 - Step 5: Solve for x
x = 6,870,928,766.03/125,302.74 - Step 6: Final answer
x = 54,834.63
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1.5x scale
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.