Finding the Fourth Proportional to 174,102.90, 261,177.60 and 68,897.28
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Solution
The fourth proportional to 174,102.90, 261,177.60 and 68,897.28 is: 103,355.12
Step by Step Solution
- Step 1: Write the proportion equation
174,102.90 : 261,177.60 = 68,897.28 : x - Step 2: Convert to fraction form
174,102.90/261,177.60 = 68,897.28/x - Step 3: Cross multiply
174,102.90x = 261,177.60 × 68,897.28 - Step 4: Simplify right side
174,102.90x = 17,994,426,236.93 - Step 5: Solve for x
x = 17,994,426,236.93/174,102.90 - Step 6: Final answer
x = 103,355.12
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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.