Finding the Fourth Proportional to 153,004.86, 229,413.33 and 53,122.14
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Solution
The fourth proportional to 153,004.86, 229,413.33 and 53,122.14 is: 79,650.59
Step by Step Solution
- Step 1: Write the proportion equation
153,004.86 : 229,413.33 = 53,122.14 : x - Step 2: Convert to fraction form
153,004.86/229,413.33 = 53,122.14/x - Step 3: Cross multiply
153,004.86x = 229,413.33 × 53,122.14 - Step 4: Simplify right side
153,004.86x = 12,186,927,034.13 - Step 5: Solve for x
x = 12,186,927,034.13/153,004.86 - Step 6: Final answer
x = 79,650.59
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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.