Finding the Fourth Proportional to 134,201.48, 185,177.72 and 73,774.68
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Solution
The fourth proportional to 134,201.48, 185,177.72 and 73,774.68 is: 101,797.89
Step by Step Solution
- Step 1: Write the proportion equation
134,201.48 : 185,177.72 = 73,774.68 : x - Step 2: Convert to fraction form
134,201.48/185,177.72 = 73,774.68/x - Step 3: Cross multiply
134,201.48x = 185,177.72 × 73,774.68 - Step 4: Simplify right side
134,201.48x = 13,661,427,036.13 - Step 5: Solve for x
x = 13,661,427,036.13/134,201.48 - Step 6: Final answer
x = 101,797.89
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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.