Finding the Fourth Proportional to 135,219.73, 202,840.53 and 46,473.31
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Solution
The fourth proportional to 135,219.73, 202,840.53 and 46,473.31 is: 69,713.72
Step by Step Solution
- Step 1: Write the proportion equation
135,219.73 : 202,840.53 = 46,473.31 : x - Step 2: Convert to fraction form
135,219.73/202,840.53 = 46,473.31/x - Step 3: Cross multiply
135,219.73x = 202,840.53 × 46,473.31 - Step 4: Simplify right side
135,219.73x = 9,426,670,831.25 - Step 5: Solve for x
x = 9,426,670,831.25/135,219.73 - Step 6: Final answer
x = 69,713.72
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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.