Finding the Fourth Proportional to 58.08, 87.08 and 29.19
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Solution
The fourth proportional to 58.08, 87.08 and 29.19 is: 43.77
Step by Step Solution
- Step 1: Write the proportion equation
58.08 : 87.08 = 29.19 : x - Step 2: Convert to fraction form
58.08/87.08 = 29.19/x - Step 3: Cross multiply
58.08x = 87.08 × 29.19 - Step 4: Simplify right side
58.08x = 2,542.05 - Step 5: Solve for x
x = 2,542.05/58.08 - Step 6: Final answer
x = 43.77
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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.