Finding the Fourth Proportional to 154,135.19, 231,156.08 and 59,358.08
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Solution
The fourth proportional to 154,135.19, 231,156.08 and 59,358.08 is: 89,019.14
Step by Step Solution
- Step 1: Write the proportion equation
154,135.19 : 231,156.08 = 59,358.08 : x - Step 2: Convert to fraction form
154,135.19/231,156.08 = 59,358.08/x - Step 3: Cross multiply
154,135.19x = 231,156.08 × 59,358.08 - Step 4: Simplify right side
154,135.19x = 13,720,981,892.60 - Step 5: Solve for x
x = 13,720,981,892.60/154,135.19 - Step 6: Final answer
x = 89,019.14
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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.