Finding the Fourth Proportional to 188,453.29, 260,068.07 and 102,413.98
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Solution
The fourth proportional to 188,453.29, 260,068.07 and 102,413.98 is: 141,332.66
Step by Step Solution
- Step 1: Write the proportion equation
188,453.29 : 260,068.07 = 102,413.98 : x - Step 2: Convert to fraction form
188,453.29/260,068.07 = 102,413.98/x - Step 3: Cross multiply
188,453.29x = 260,068.07 × 102,413.98 - Step 4: Simplify right side
188,453.29x = 26,634,604,819.28 - Step 5: Solve for x
x = 26,634,604,819.28/188,453.29 - Step 6: Final answer
x = 141,332.66
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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.