Finding the Fourth Proportional to 159,831.22, 239,853.84 and 66,337.06
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Solution
The fourth proportional to 159,831.22, 239,853.84 and 66,337.06 is: 99,550.00
Step by Step Solution
- Step 1: Write the proportion equation
159,831.22 : 239,853.84 = 66,337.06 : x - Step 2: Convert to fraction form
159,831.22/239,853.84 = 66,337.06/x - Step 3: Cross multiply
159,831.22x = 239,853.84 × 66,337.06 - Step 4: Simplify right side
159,831.22x = 15,911,198,575.31 - Step 5: Solve for x
x = 15,911,198,575.31/159,831.22 - Step 6: Final answer
x = 99,550.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.