Finding the Fourth Proportional to 112,394.08, 155,106.96 and 62,096.32
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Solution
The fourth proportional to 112,394.08, 155,106.96 and 62,096.32 is: 85,694.65
Step by Step Solution
- Step 1: Write the proportion equation
112,394.08 : 155,106.96 = 62,096.32 : x - Step 2: Convert to fraction form
112,394.08/155,106.96 = 62,096.32/x - Step 3: Cross multiply
112,394.08x = 155,106.96 × 62,096.32 - Step 4: Simplify right side
112,394.08x = 9,631,571,422.39 - Step 5: Solve for x
x = 9,631,571,422.39/112,394.08 - Step 6: Final answer
x = 85,694.65
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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.