Finding the Fourth Proportional to 135,368.79, 202,831.24 and 95,854.97
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Solution
The fourth proportional to 135,368.79, 202,831.24 and 95,854.97 is: 143,625.30
Step by Step Solution
- Step 1: Write the proportion equation
135,368.79 : 202,831.24 = 95,854.97 : x - Step 2: Convert to fraction form
135,368.79/202,831.24 = 95,854.97/x - Step 3: Cross multiply
135,368.79x = 202,831.24 × 95,854.97 - Step 4: Simplify right side
135,368.79x = 19,442,382,425.26 - Step 5: Solve for x
x = 19,442,382,425.26/135,368.79 - Step 6: Final answer
x = 143,625.30
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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.