Finding the Fourth Proportional to 159,024.06, 219,422.79 and 108,704.70
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Solution
The fourth proportional to 159,024.06, 219,422.79 and 108,704.70 is: 149,991.70
Step by Step Solution
- Step 1: Write the proportion equation
159,024.06 : 219,422.79 = 108,704.70 : x - Step 2: Convert to fraction form
159,024.06/219,422.79 = 108,704.70/x - Step 3: Cross multiply
159,024.06x = 219,422.79 × 108,704.70 - Step 4: Simplify right side
159,024.06x = 23,852,288,560.11 - Step 5: Solve for x
x = 23,852,288,560.11/159,024.06 - Step 6: Final answer
x = 149,991.70
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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.