Finding the Fourth Proportional to 122,567.90, 169,163.39 and 114,563.48
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Solution
The fourth proportional to 122,567.90, 169,163.39 and 114,563.48 is: 158,116.00
Step by Step Solution
- Step 1: Write the proportion equation
122,567.90 : 169,163.39 = 114,563.48 : x - Step 2: Convert to fraction form
122,567.90/169,163.39 = 114,563.48/x - Step 3: Cross multiply
122,567.90x = 169,163.39 × 114,563.48 - Step 4: Simplify right side
122,567.90x = 19,379,946,074.18 - Step 5: Solve for x
x = 19,379,946,074.18/122,567.90 - Step 6: Final answer
x = 158,116.00
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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.