Finding the Fourth Proportional to 194,518.08, 291,660.30 and 76,048.26
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Solution
The fourth proportional to 194,518.08, 291,660.30 and 76,048.26 is: 114,026.72
Step by Step Solution
- Step 1: Write the proportion equation
194,518.08 : 291,660.30 = 76,048.26 : x - Step 2: Convert to fraction form
194,518.08/291,660.30 = 76,048.26/x - Step 3: Cross multiply
194,518.08x = 291,660.30 × 76,048.26 - Step 4: Simplify right side
194,518.08x = 22,180,258,326.08 - Step 5: Solve for x
x = 22,180,258,326.08/194,518.08 - Step 6: Final answer
x = 114,026.72
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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.