Finding the Fourth Proportional to 134,413.71, 201,649.73 and 40,917.03
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Solution
The fourth proportional to 134,413.71, 201,649.73 and 40,917.03 is: 61,384.42
Step by Step Solution
- Step 1: Write the proportion equation
134,413.71 : 201,649.73 = 40,917.03 : x - Step 2: Convert to fraction form
134,413.71/201,649.73 = 40,917.03/x - Step 3: Cross multiply
134,413.71x = 201,649.73 × 40,917.03 - Step 4: Simplify right side
134,413.71x = 8,250,908,453.73 - Step 5: Solve for x
x = 8,250,908,453.73/134,413.71 - Step 6: Final answer
x = 61,384.42
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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.