Finding the Fourth Proportional to 235,155.08, 324,517.48 and 133,178.01
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Solution
The fourth proportional to 235,155.08, 324,517.48 and 133,178.01 is: 183,787.62
Step by Step Solution
- Step 1: Write the proportion equation
235,155.08 : 324,517.48 = 133,178.01 : x - Step 2: Convert to fraction form
235,155.08/324,517.48 = 133,178.01/x - Step 3: Cross multiply
235,155.08x = 324,517.48 × 133,178.01 - Step 4: Simplify right side
235,155.08x = 43,218,592,196.61 - Step 5: Solve for x
x = 43,218,592,196.61/235,155.08 - Step 6: Final answer
x = 183,787.62
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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.