Finding the Fourth Proportional to 150,413.96, 225,550.14 and 87,252.04
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Solution
The fourth proportional to 150,413.96, 225,550.14 and 87,252.04 is: 130,836.99
Step by Step Solution
- Step 1: Write the proportion equation
150,413.96 : 225,550.14 = 87,252.04 : x - Step 2: Convert to fraction form
150,413.96/225,550.14 = 87,252.04/x - Step 3: Cross multiply
150,413.96x = 225,550.14 × 87,252.04 - Step 4: Simplify right side
150,413.96x = 19,679,709,837.29 - Step 5: Solve for x
x = 19,679,709,837.29/150,413.96 - Step 6: Final answer
x = 130,836.99
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1.5x scale
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.