Finding the Fourth Proportional to 135,303.20, 202,950.61 and 64,276.96
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Solution
The fourth proportional to 135,303.20, 202,950.61 and 64,276.96 is: 96,413.45
Step by Step Solution
- Step 1: Write the proportion equation
135,303.20 : 202,950.61 = 64,276.96 : x - Step 2: Convert to fraction form
135,303.20/202,950.61 = 64,276.96/x - Step 3: Cross multiply
135,303.20x = 202,950.61 × 64,276.96 - Step 4: Simplify right side
135,303.20x = 13,045,048,240.95 - Step 5: Solve for x
x = 13,045,048,240.95/135,303.20 - Step 6: Final answer
x = 96,413.45
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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.