Finding the Fourth Proportional to 158,654.79, 238,044.49 and 69,845.99
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Solution
The fourth proportional to 158,654.79, 238,044.49 and 69,845.99 is: 104,796.41
Step by Step Solution
- Step 1: Write the proportion equation
158,654.79 : 238,044.49 = 69,845.99 : x - Step 2: Convert to fraction form
158,654.79/238,044.49 = 69,845.99/x - Step 3: Cross multiply
158,654.79x = 238,044.49 × 69,845.99 - Step 4: Simplify right side
158,654.79x = 16,626,451,877.87 - Step 5: Solve for x
x = 16,626,451,877.87/158,654.79 - Step 6: Final answer
x = 104,796.41
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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.