Finding the Fourth Proportional to 135,206.93, 186,579.92 and 73,952.13
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Solution
The fourth proportional to 135,206.93, 186,579.92 and 73,952.13 is: 102,050.85
Step by Step Solution
- Step 1: Write the proportion equation
135,206.93 : 186,579.92 = 73,952.13 : x - Step 2: Convert to fraction form
135,206.93/186,579.92 = 73,952.13/x - Step 3: Cross multiply
135,206.93x = 186,579.92 × 73,952.13 - Step 4: Simplify right side
135,206.93x = 13,797,982,499.23 - Step 5: Solve for x
x = 13,797,982,499.23/135,206.93 - Step 6: Final answer
x = 102,050.85
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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.