Finding the Fourth Proportional to 89,524.35, 123,537.58 and 51,284.05
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Solution
The fourth proportional to 89,524.35, 123,537.58 and 51,284.05 is: 70,768.53
Step by Step Solution
- Step 1: Write the proportion equation
89,524.35 : 123,537.58 = 51,284.05 : x - Step 2: Convert to fraction form
89,524.35/123,537.58 = 51,284.05/x - Step 3: Cross multiply
89,524.35x = 123,537.58 × 51,284.05 - Step 4: Simplify right side
89,524.35x = 6,335,506,992.54 - Step 5: Solve for x
x = 6,335,506,992.54/89,524.35 - Step 6: Final answer
x = 70,768.53
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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.