Finding the Fourth Proportional to 59.19, 88.78 and 50.99
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Solution
The fourth proportional to 59.19, 88.78 and 50.99 is: 76.48
Step by Step Solution
- Step 1: Write the proportion equation
59.19 : 88.78 = 50.99 : x - Step 2: Convert to fraction form
59.19/88.78 = 50.99/x - Step 3: Cross multiply
59.19x = 88.78 × 50.99 - Step 4: Simplify right side
59.19x = 4,526.89 - Step 5: Solve for x
x = 4,526.89/59.19 - Step 6: Final answer
x = 76.48
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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.