Finding the Fourth Proportional to 79,341.01, 109,497.68 and 43,537.99
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Solution
The fourth proportional to 79,341.01, 109,497.68 and 43,537.99 is: 60,086.31
Step by Step Solution
- Step 1: Write the proportion equation
79,341.01 : 109,497.68 = 43,537.99 : x - Step 2: Convert to fraction form
79,341.01/109,497.68 = 43,537.99/x - Step 3: Cross multiply
79,341.01x = 109,497.68 × 43,537.99 - Step 4: Simplify right side
79,341.01x = 4,767,308,896.86 - Step 5: Solve for x
x = 4,767,308,896.86/79,341.01 - Step 6: Final answer
x = 60,086.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.