Finding the Fourth Proportional to 201,133.19, 301,827.06 and 112,444.88
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Solution
The fourth proportional to 201,133.19, 301,827.06 and 112,444.88 is: 168,738.46
Step by Step Solution
- Step 1: Write the proportion equation
201,133.19 : 301,827.06 = 112,444.88 : x - Step 2: Convert to fraction form
201,133.19/301,827.06 = 112,444.88/x - Step 3: Cross multiply
201,133.19x = 301,827.06 × 112,444.88 - Step 4: Simplify right side
201,133.19x = 33,938,905,471.09 - Step 5: Solve for x
x = 33,938,905,471.09/201,133.19 - Step 6: Final answer
x = 168,738.46
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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.