Finding the Fourth Proportional to 178.93, 267.99 and 130.06
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Solution
The fourth proportional to 178.93, 267.99 and 130.06 is: 194.80
Step by Step Solution
- Step 1: Write the proportion equation
178.93 : 267.99 = 130.06 : x - Step 2: Convert to fraction form
178.93/267.99 = 130.06/x - Step 3: Cross multiply
178.93x = 267.99 × 130.06 - Step 4: Simplify right side
178.93x = 34,854.78 - Step 5: Solve for x
x = 34,854.78/178.93 - Step 6: Final answer
x = 194.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.