Finding the Fourth Proportional to 159,701.12, 239,563.88 and 93,147.92
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Solution
The fourth proportional to 159,701.12, 239,563.88 and 93,147.92 is: 139,729.00
Step by Step Solution
- Step 1: Write the proportion equation
159,701.12 : 239,563.88 = 93,147.92 : x - Step 2: Convert to fraction form
159,701.12/239,563.88 = 93,147.92/x - Step 3: Cross multiply
159,701.12x = 239,563.88 × 93,147.92 - Step 4: Simplify right side
159,701.12x = 22,314,877,129.13 - Step 5: Solve for x
x = 22,314,877,129.13/159,701.12 - Step 6: Final answer
x = 139,729.00
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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.