Finding the Fourth Proportional to 79,227.99, 109,346.67 and 50,560.02
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Solution
The fourth proportional to 79,227.99, 109,346.67 and 50,560.02 is: 69,780.51
Step by Step Solution
- Step 1: Write the proportion equation
79,227.99 : 109,346.67 = 50,560.02 : x - Step 2: Convert to fraction form
79,227.99/109,346.67 = 50,560.02/x - Step 3: Cross multiply
79,227.99x = 109,346.67 × 50,560.02 - Step 4: Simplify right side
79,227.99x = 5,528,569,822.13 - Step 5: Solve for x
x = 5,528,569,822.13/79,227.99 - Step 6: Final answer
x = 69,780.51
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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.