Finding the Fourth Proportional to 194,723.06, 292,136.34 and 61,605.68
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Solution
The fourth proportional to 194,723.06, 292,136.34 and 61,605.68 is: 92,424.89
Step by Step Solution
- Step 1: Write the proportion equation
194,723.06 : 292,136.34 = 61,605.68 : x - Step 2: Convert to fraction form
194,723.06/292,136.34 = 61,605.68/x - Step 3: Cross multiply
194,723.06x = 292,136.34 × 61,605.68 - Step 4: Simplify right side
194,723.06x = 17,997,257,878.41 - Step 5: Solve for x
x = 17,997,257,878.41/194,723.06 - Step 6: Final answer
x = 92,424.89
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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.