Finding the Fourth Proportional to 201,442.34, 277,990.99 and 110,807.60
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Solution
The fourth proportional to 201,442.34, 277,990.99 and 110,807.60 is: 152,914.79
Step by Step Solution
- Step 1: Write the proportion equation
201,442.34 : 277,990.99 = 110,807.60 : x - Step 2: Convert to fraction form
201,442.34/277,990.99 = 110,807.60/x - Step 3: Cross multiply
201,442.34x = 277,990.99 × 110,807.60 - Step 4: Simplify right side
201,442.34x = 30,803,512,756.55 - Step 5: Solve for x
x = 30,803,512,756.55/201,442.34 - Step 6: Final answer
x = 152,914.79
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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.