Finding the Fourth Proportional to 118,177.73, 177,268.14 and 39,291.96
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Solution
The fourth proportional to 118,177.73, 177,268.14 and 39,291.96 is: 58,938.45
Step by Step Solution
- Step 1: Write the proportion equation
118,177.73 : 177,268.14 = 39,291.96 : x - Step 2: Convert to fraction form
118,177.73/177,268.14 = 39,291.96/x - Step 3: Cross multiply
118,177.73x = 177,268.14 × 39,291.96 - Step 4: Simplify right side
118,177.73x = 6,965,212,804.72 - Step 5: Solve for x
x = 6,965,212,804.72/118,177.73 - Step 6: Final answer
x = 58,938.45
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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.