Finding the Fourth Proportional to 188,627.18, 260,413.14 and 125,051.08
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Solution
The fourth proportional to 188,627.18, 260,413.14 and 125,051.08 is: 172,641.85
Step by Step Solution
- Step 1: Write the proportion equation
188,627.18 : 260,413.14 = 125,051.08 : x - Step 2: Convert to fraction form
188,627.18/260,413.14 = 125,051.08/x - Step 3: Cross multiply
188,627.18x = 260,413.14 × 125,051.08 - Step 4: Simplify right side
188,627.18x = 32,564,944,403.19 - Step 5: Solve for x
x = 32,564,944,403.19/188,627.18 - Step 6: Final answer
x = 172,641.85
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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.