Finding the Fourth Proportional to 97,735.16, 134,804.98 and 89,694.79
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Solution
The fourth proportional to 97,735.16, 134,804.98 and 89,694.79 is: 123,714.99
Step by Step Solution
- Step 1: Write the proportion equation
97,735.16 : 134,804.98 = 89,694.79 : x - Step 2: Convert to fraction form
97,735.16/134,804.98 = 89,694.79/x - Step 3: Cross multiply
97,735.16x = 134,804.98 × 89,694.79 - Step 4: Simplify right side
97,735.16x = 12,091,304,257.62 - Step 5: Solve for x
x = 12,091,304,257.62/97,735.16 - Step 6: Final answer
x = 123,714.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.