Finding the Fourth Proportional to 118,864.08, 178,407.09 and 62,745.66
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Solution
The fourth proportional to 118,864.08, 178,407.09 and 62,745.66 is: 94,177.07
Step by Step Solution
- Step 1: Write the proportion equation
118,864.08 : 178,407.09 = 62,745.66 : x - Step 2: Convert to fraction form
118,864.08/178,407.09 = 62,745.66/x - Step 3: Cross multiply
118,864.08x = 178,407.09 × 62,745.66 - Step 4: Simplify right side
118,864.08x = 11,194,270,610.73 - Step 5: Solve for x
x = 11,194,270,610.73/118,864.08 - Step 6: Final answer
x = 94,177.07
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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.