Finding the Fourth Proportional to 193.95, 267.68 and 123.99
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Solution
The fourth proportional to 193.95, 267.68 and 123.99 is: 171.12
Step by Step Solution
- Step 1: Write the proportion equation
193.95 : 267.68 = 123.99 : x - Step 2: Convert to fraction form
193.95/267.68 = 123.99/x - Step 3: Cross multiply
193.95x = 267.68 × 123.99 - Step 4: Simplify right side
193.95x = 33,189.64 - Step 5: Solve for x
x = 33,189.64/193.95 - Step 6: Final answer
x = 171.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.