Finding the Fourth Proportional to 93,831.44, 129,502.52 and 53,546.92
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Solution
The fourth proportional to 93,831.44, 129,502.52 and 53,546.92 is: 73,903.39
Step by Step Solution
- Step 1: Write the proportion equation
93,831.44 : 129,502.52 = 53,546.92 : x - Step 2: Convert to fraction form
93,831.44/129,502.52 = 53,546.92/x - Step 3: Cross multiply
93,831.44x = 129,502.52 × 53,546.92 - Step 4: Simplify right side
93,831.44x = 6,934,461,078.24 - Step 5: Solve for x
x = 6,934,461,078.24/93,831.44 - Step 6: Final answer
x = 73,903.39
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1.5x scale
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.