Finding the Fourth Proportional to 130,076.93, 195,115.41 and 36,582.68
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Solution
The fourth proportional to 130,076.93, 195,115.41 and 36,582.68 is: 54,874.02
Step by Step Solution
- Step 1: Write the proportion equation
130,076.93 : 195,115.41 = 36,582.68 : x - Step 2: Convert to fraction form
130,076.93/195,115.41 = 36,582.68/x - Step 3: Cross multiply
130,076.93x = 195,115.41 × 36,582.68 - Step 4: Simplify right side
130,076.93x = 7,137,843,631.52 - Step 5: Solve for x
x = 7,137,843,631.52/130,076.93 - Step 6: Final answer
x = 54,874.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.