Finding the Fourth Proportional to 133,858.24, 201,036.96 and 117,853.42
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Solution
The fourth proportional to 133,858.24, 201,036.96 and 117,853.42 is: 176,999.89
Step by Step Solution
- Step 1: Write the proportion equation
133,858.24 : 201,036.96 = 117,853.42 : x - Step 2: Convert to fraction form
133,858.24/201,036.96 = 117,853.42/x - Step 3: Cross multiply
133,858.24x = 201,036.96 × 117,853.42 - Step 4: Simplify right side
133,858.24x = 23,692,893,282.40 - Step 5: Solve for x
x = 23,692,893,282.40/133,858.24 - Step 6: Final answer
x = 176,999.89
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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.