Finding the Fourth Proportional to 159,613.01, 239,421.89 and 47,304.62
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Solution
The fourth proportional to 159,613.01, 239,421.89 and 47,304.62 is: 70,957.63
Step by Step Solution
- Step 1: Write the proportion equation
159,613.01 : 239,421.89 = 47,304.62 : x - Step 2: Convert to fraction form
159,613.01/239,421.89 = 47,304.62/x - Step 3: Cross multiply
159,613.01x = 239,421.89 × 47,304.62 - Step 4: Simplify right side
159,613.01x = 11,325,761,526.13 - Step 5: Solve for x
x = 11,325,761,526.13/159,613.01 - Step 6: Final answer
x = 70,957.63
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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.