Finding the Fourth Proportional to 79,710.14, 110,004.97 and 43,900.15
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Solution
The fourth proportional to 79,710.14, 110,004.97 and 43,900.15 is: 60,584.94
Step by Step Solution
- Step 1: Write the proportion equation
79,710.14 : 110,004.97 = 43,900.15 : x - Step 2: Convert to fraction form
79,710.14/110,004.97 = 43,900.15/x - Step 3: Cross multiply
79,710.14x = 110,004.97 × 43,900.15 - Step 4: Simplify right side
79,710.14x = 4,829,234,386.02 - Step 5: Solve for x
x = 4,829,234,386.02/79,710.14 - Step 6: Final answer
x = 60,584.94
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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.