Finding the Fourth Proportional to 164,612.60, 227,182.11 and 118,709.99
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Solution
The fourth proportional to 164,612.60, 227,182.11 and 118,709.99 is: 163,831.85
Step by Step Solution
- Step 1: Write the proportion equation
164,612.60 : 227,182.11 = 118,709.99 : x - Step 2: Convert to fraction form
164,612.60/227,182.11 = 118,709.99/x - Step 3: Cross multiply
164,612.60x = 227,182.11 × 118,709.99 - Step 4: Simplify right side
164,612.60x = 26,968,786,006.28 - Step 5: Solve for x
x = 26,968,786,006.28/164,612.60 - Step 6: Final answer
x = 163,831.85
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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.