Finding the Fourth Proportional to 148,306.86, 222,458.42 and 35,988
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Solution
The fourth proportional to 148,306.86, 222,458.42 and 35,988 is: 53,981.55
Step by Step Solution
- Step 1: Write the proportion equation
148,306.86 : 222,458.42 = 35,988 : x - Step 2: Convert to fraction form
148,306.86/222,458.42 = 35,988/x - Step 3: Cross multiply
148,306.86x = 222,458.42 × 35,988 - Step 4: Simplify right side
148,306.86x = 8,005,833,439.02 - Step 5: Solve for x
x = 8,005,833,439.02/148,306.86 - Step 6: Final answer
x = 53,981.55
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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.