Finding the Fourth Proportional to 125,126.03, 187,699.44 and 40,884.41
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Solution
The fourth proportional to 125,126.03, 187,699.44 and 40,884.41 is: 61,330.01
Step by Step Solution
- Step 1: Write the proportion equation
125,126.03 : 187,699.44 = 40,884.41 : x - Step 2: Convert to fraction form
125,126.03/187,699.44 = 40,884.41/x - Step 3: Cross multiply
125,126.03x = 187,699.44 × 40,884.41 - Step 4: Simplify right side
125,126.03x = 7,673,979,923.23 - Step 5: Solve for x
x = 7,673,979,923.23/125,126.03 - Step 6: Final answer
x = 61,330.01
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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.