Finding the Fourth Proportional to 97.88, 135.07 and 59.06
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Solution
The fourth proportional to 97.88, 135.07 and 59.06 is: 81.51
Step by Step Solution
- Step 1: Write the proportion equation
97.88 : 135.07 = 59.06 : x - Step 2: Convert to fraction form
97.88/135.07 = 59.06/x - Step 3: Cross multiply
97.88x = 135.07 × 59.06 - Step 4: Simplify right side
97.88x = 7,977.42 - Step 5: Solve for x
x = 7,977.42/97.88 - Step 6: Final answer
x = 81.51
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.