Finding the Fourth Proportional to 60.06, 82.80 and 48.99
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Solution
The fourth proportional to 60.06, 82.80 and 48.99 is: 67.54
Step by Step Solution
- Step 1: Write the proportion equation
60.06 : 82.80 = 48.99 : x - Step 2: Convert to fraction form
60.06/82.80 = 48.99/x - Step 3: Cross multiply
60.06x = 82.80 × 48.99 - Step 4: Simplify right side
60.06x = 4,056.37 - Step 5: Solve for x
x = 4,056.37/60.06 - Step 6: Final answer
x = 67.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.