Finding the Fourth Proportional to 202,094.40, 303,112.80 and 68,980.80
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Solution
The fourth proportional to 202,094.40, 303,112.80 and 68,980.80 is: 103,461.37
Step by Step Solution
- Step 1: Write the proportion equation
202,094.40 : 303,112.80 = 68,980.80 : x - Step 2: Convert to fraction form
202,094.40/303,112.80 = 68,980.80/x - Step 3: Cross multiply
202,094.40x = 303,112.80 × 68,980.80 - Step 4: Simplify right side
202,094.40x = 20,908,963,434.24 - Step 5: Solve for x
x = 20,908,963,434.24/202,094.40 - Step 6: Final answer
x = 103,461.37
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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.