Finding the Fourth Proportional to 52.55, 78.83 and 44.99
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Solution
The fourth proportional to 52.55, 78.83 and 44.99 is: 67.48
Step by Step Solution
- Step 1: Write the proportion equation
52.55 : 78.83 = 44.99 : x - Step 2: Convert to fraction form
52.55/78.83 = 44.99/x - Step 3: Cross multiply
52.55x = 78.83 × 44.99 - Step 4: Simplify right side
52.55x = 3,545.94 - Step 5: Solve for x
x = 3,545.94/52.55 - Step 6: Final answer
x = 67.48
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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.