Finding the Fourth Proportional to 125,001.84, 172,502.46 and 68,413.08
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Solution
The fourth proportional to 125,001.84, 172,502.46 and 68,413.08 is: 94,410.01
Step by Step Solution
- Step 1: Write the proportion equation
125,001.84 : 172,502.46 = 68,413.08 : x - Step 2: Convert to fraction form
125,001.84/172,502.46 = 68,413.08/x - Step 3: Cross multiply
125,001.84x = 172,502.46 × 68,413.08 - Step 4: Simplify right side
125,001.84x = 11,801,424,596.18 - Step 5: Solve for x
x = 11,801,424,596.18/125,001.84 - Step 6: Final answer
x = 94,410.01
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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.