Finding the Fourth Proportional to 178,808.08, 246,759.28 and 98,240.64
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Solution
The fourth proportional to 178,808.08, 246,759.28 and 98,240.64 is: 135,574.35
Step by Step Solution
- Step 1: Write the proportion equation
178,808.08 : 246,759.28 = 98,240.64 : x - Step 2: Convert to fraction form
178,808.08/246,759.28 = 98,240.64/x - Step 3: Cross multiply
178,808.08x = 246,759.28 × 98,240.64 - Step 4: Simplify right side
178,808.08x = 24,241,789,593.14 - Step 5: Solve for x
x = 24,241,789,593.14/178,808.08 - Step 6: Final answer
x = 135,574.35
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1.5x scale
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.