Finding the Fourth Proportional to 159,831.63, 239,697.90 and 54,626.13
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Solution
The fourth proportional to 159,831.63, 239,697.90 and 54,626.13 is: 81,922.26
Step by Step Solution
- Step 1: Write the proportion equation
159,831.63 : 239,697.90 = 54,626.13 : x - Step 2: Convert to fraction form
159,831.63/239,697.90 = 54,626.13/x - Step 3: Cross multiply
159,831.63x = 239,697.90 × 54,626.13 - Step 4: Simplify right side
159,831.63x = 13,093,768,646.13 - Step 5: Solve for x
x = 13,093,768,646.13/159,831.63 - Step 6: Final answer
x = 81,922.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.