Finding the Fourth Proportional to 174,201.60, 261,237.60 and 68,998.80
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Solution
The fourth proportional to 174,201.60, 261,237.60 and 68,998.80 is: 103,472.53
Step by Step Solution
- Step 1: Write the proportion equation
174,201.60 : 261,237.60 = 68,998.80 : x - Step 2: Convert to fraction form
174,201.60/261,237.60 = 68,998.80/x - Step 3: Cross multiply
174,201.60x = 261,237.60 × 68,998.80 - Step 4: Simplify right side
174,201.60x = 18,025,080,914.88 - Step 5: Solve for x
x = 18,025,080,914.88/174,201.60 - Step 6: Final answer
x = 103,472.53
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1.5x scale
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.