Finding the Fourth Proportional to 98.73, 147.99 and 58.08
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Solution
The fourth proportional to 98.73, 147.99 and 58.08 is: 87.06
Step by Step Solution
- Step 1: Write the proportion equation
98.73 : 147.99 = 58.08 : x - Step 2: Convert to fraction form
98.73/147.99 = 58.08/x - Step 3: Cross multiply
98.73x = 147.99 × 58.08 - Step 4: Simplify right side
98.73x = 8,595.26 - Step 5: Solve for x
x = 8,595.26/98.73 - Step 6: Final answer
x = 87.06
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.