Finding the Fourth Proportional to 221,831.04, 306,210.24 and 150,579.84
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Solution
The fourth proportional to 221,831.04, 306,210.24 and 150,579.84 is: 207,856.79
Step by Step Solution
- Step 1: Write the proportion equation
221,831.04 : 306,210.24 = 150,579.84 : x - Step 2: Convert to fraction form
221,831.04/306,210.24 = 150,579.84/x - Step 3: Cross multiply
221,831.04x = 306,210.24 × 150,579.84 - Step 4: Simplify right side
221,831.04x = 46,109,088,945.56 - Step 5: Solve for x
x = 46,109,088,945.56/221,831.04 - Step 6: Final answer
x = 207,856.79
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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.