Finding the Fourth Proportional to 175,928.86, 264,258.86 and 142,232.96
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Solution
The fourth proportional to 175,928.86, 264,258.86 and 142,232.96 is: 213,644.99
Step by Step Solution
- Step 1: Write the proportion equation
175,928.86 : 264,258.86 = 142,232.96 : x - Step 2: Convert to fraction form
175,928.86/264,258.86 = 142,232.96/x - Step 3: Cross multiply
175,928.86x = 264,258.86 × 142,232.96 - Step 4: Simplify right side
175,928.86x = 37,586,319,813.51 - Step 5: Solve for x
x = 37,586,319,813.51/175,928.86 - Step 6: Final answer
x = 213,644.99
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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.