Finding the Fourth Proportional to 194,670.80, 292,006.20 and 161,865.80
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Solution
The fourth proportional to 194,670.80, 292,006.20 and 161,865.80 is: 242,798.70
Step by Step Solution
- Step 1: Write the proportion equation
194,670.80 : 292,006.20 = 161,865.80 : x - Step 2: Convert to fraction form
194,670.80/292,006.20 = 161,865.80/x - Step 3: Cross multiply
194,670.80x = 292,006.20 × 161,865.80 - Step 4: Simplify right side
194,670.80x = 47,265,817,167.96 - Step 5: Solve for x
x = 47,265,817,167.96/194,670.80 - Step 6: Final answer
x = 242,798.70
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1.5x scale
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.