Finding the Fourth Proportional to 141,526.20, 212,292.54 and 36,346.08
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Solution
The fourth proportional to 141,526.20, 212,292.54 and 36,346.08 is: 54,519.95
Step by Step Solution
- Step 1: Write the proportion equation
141,526.20 : 212,292.54 = 36,346.08 : x - Step 2: Convert to fraction form
141,526.20/212,292.54 = 36,346.08/x - Step 3: Cross multiply
141,526.20x = 212,292.54 × 36,346.08 - Step 4: Simplify right side
141,526.20x = 7,716,001,642.24 - Step 5: Solve for x
x = 7,716,001,642.24/141,526.20 - Step 6: Final answer
x = 54,519.95
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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.