Finding the Fourth Proportional to 125,132.07, 187,716.41 and 36,374.04
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Solution
The fourth proportional to 125,132.07, 187,716.41 and 36,374.04 is: 54,566.38
Step by Step Solution
- Step 1: Write the proportion equation
125,132.07 : 187,716.41 = 36,374.04 : x - Step 2: Convert to fraction form
125,132.07/187,716.41 = 36,374.04/x - Step 3: Cross multiply
125,132.07x = 187,716.41 × 36,374.04 - Step 4: Simplify right side
125,132.07x = 6,828,004,024.13 - Step 5: Solve for x
x = 6,828,004,024.13/125,132.07 - Step 6: Final answer
x = 54,566.38
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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.