Finding the Fourth Proportional to 59.52, 89.32 and 31.04
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Solution
The fourth proportional to 59.52, 89.32 and 31.04 is: 46.58
Step by Step Solution
- Step 1: Write the proportion equation
59.52 : 89.32 = 31.04 : x - Step 2: Convert to fraction form
59.52/89.32 = 31.04/x - Step 3: Cross multiply
59.52x = 89.32 × 31.04 - Step 4: Simplify right side
59.52x = 2,772.49 - Step 5: Solve for x
x = 2,772.49/59.52 - Step 6: Final answer
x = 46.58
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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.