Finding the Fourth Proportional to 183,833.37, 253,650.69 and 107,317.74
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Solution
The fourth proportional to 183,833.37, 253,650.69 and 107,317.74 is: 148,075.50
Step by Step Solution
- Step 1: Write the proportion equation
183,833.37 : 253,650.69 = 107,317.74 : x - Step 2: Convert to fraction form
183,833.37/253,650.69 = 107,317.74/x - Step 3: Cross multiply
183,833.37x = 253,650.69 × 107,317.74 - Step 4: Simplify right side
183,833.37x = 27,221,218,800.24 - Step 5: Solve for x
x = 27,221,218,800.24/183,833.37 - Step 6: Final answer
x = 148,075.50
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1.5x scale
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.