Finding the Fourth Proportional to 102,560.24, 141,547.08 and 60,135.68
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Solution
The fourth proportional to 102,560.24, 141,547.08 and 60,135.68 is: 82,995.42
Step by Step Solution
- Step 1: Write the proportion equation
102,560.24 : 141,547.08 = 60,135.68 : x - Step 2: Convert to fraction form
102,560.24/141,547.08 = 60,135.68/x - Step 3: Cross multiply
102,560.24x = 141,547.08 × 60,135.68 - Step 4: Simplify right side
102,560.24x = 8,512,029,907.81 - Step 5: Solve for x
x = 8,512,029,907.81/102,560.24 - Step 6: Final answer
x = 82,995.42
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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.