Finding the Fourth Proportional to 79,800.73, 110,125.73 and 43,992.02
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Solution
The fourth proportional to 79,800.73, 110,125.73 and 43,992.02 is: 60,709.39
Step by Step Solution
- Step 1: Write the proportion equation
79,800.73 : 110,125.73 = 43,992.02 : x - Step 2: Convert to fraction form
79,800.73/110,125.73 = 43,992.02/x - Step 3: Cross multiply
79,800.73x = 110,125.73 × 43,992.02 - Step 4: Simplify right side
79,800.73x = 4,844,653,316.67 - Step 5: Solve for x
x = 4,844,653,316.67/79,800.73 - Step 6: Final answer
x = 60,709.39
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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.