Finding the Fourth Proportional to 201,191.20, 277,642.48 and 110,548.12
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Solution
The fourth proportional to 201,191.20, 277,642.48 and 110,548.12 is: 152,555.65
Step by Step Solution
- Step 1: Write the proportion equation
201,191.20 : 277,642.48 = 110,548.12 : x - Step 2: Convert to fraction form
201,191.20/277,642.48 = 110,548.12/x - Step 3: Cross multiply
201,191.20x = 277,642.48 × 110,548.12 - Step 4: Simplify right side
201,191.20x = 30,692,854,196.14 - Step 5: Solve for x
x = 30,692,854,196.14/201,191.20 - Step 6: Final answer
x = 152,555.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.