Finding the Fourth Proportional to 79,034.93, 118,598.79 and 29,149.81
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Solution
The fourth proportional to 79,034.93, 118,598.79 and 29,149.81 is: 43,741.82
Step by Step Solution
- Step 1: Write the proportion equation
79,034.93 : 118,598.79 = 29,149.81 : x - Step 2: Convert to fraction form
79,034.93/118,598.79 = 29,149.81/x - Step 3: Cross multiply
79,034.93x = 118,598.79 × 29,149.81 - Step 4: Simplify right side
79,034.93x = 3,457,131,613.90 - Step 5: Solve for x
x = 3,457,131,613.90/79,034.93 - Step 6: Final answer
x = 43,741.82
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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.