Finding the Fourth Proportional to 125,303.87, 187,964.01 and 36,549.95
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Solution
The fourth proportional to 125,303.87, 187,964.01 and 36,549.95 is: 54,827.31
Step by Step Solution
- Step 1: Write the proportion equation
125,303.87 : 187,964.01 = 36,549.95 : x - Step 2: Convert to fraction form
125,303.87/187,964.01 = 36,549.95/x - Step 3: Cross multiply
125,303.87x = 187,964.01 × 36,549.95 - Step 4: Simplify right side
125,303.87x = 6,870,074,227.48 - Step 5: Solve for x
x = 6,870,074,227.48/125,303.87 - Step 6: Final answer
x = 54,827.31
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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.