Finding the Fourth Proportional to 97,761.80, 136,570.60 and 97,761.80
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Solution
The fourth proportional to 97,761.80, 136,570.60 and 97,761.80 is: 136,570.60
Step by Step Solution
- Step 1: Write the proportion equation
97,761.80 : 136,570.60 = 97,761.80 : x - Step 2: Convert to fraction form
97,761.80/136,570.60 = 97,761.80/x - Step 3: Cross multiply
97,761.80x = 136,570.60 × 97,761.80 - Step 4: Simplify right side
97,761.80x = 13,351,387,683.08 - Step 5: Solve for x
x = 13,351,387,683.08/97,761.80 - Step 6: Final answer
x = 136,570.60
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.