Finding the Fourth Proportional to 235,864.82, 325,407.97 and 133,831.19
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Solution
The fourth proportional to 235,864.82, 325,407.97 and 133,831.19 is: 184,638.53
Step by Step Solution
- Step 1: Write the proportion equation
235,864.82 : 325,407.97 = 133,831.19 : x - Step 2: Convert to fraction form
235,864.82/325,407.97 = 133,831.19/x - Step 3: Cross multiply
235,864.82x = 325,407.97 × 133,831.19 - Step 4: Simplify right side
235,864.82x = 43,549,733,898.97 - Step 5: Solve for x
x = 43,549,733,898.97/235,864.82 - Step 6: Final answer
x = 184,638.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.