Finding the Fourth Proportional to 190,259.63, 285,366.75 and 50,029.19
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Solution
The fourth proportional to 190,259.63, 285,366.75 and 50,029.19 is: 75,037.82
Step by Step Solution
- Step 1: Write the proportion equation
190,259.63 : 285,366.75 = 50,029.19 : x - Step 2: Convert to fraction form
190,259.63/285,366.75 = 50,029.19/x - Step 3: Cross multiply
190,259.63x = 285,366.75 × 50,029.19 - Step 4: Simplify right side
190,259.63x = 14,276,667,355.43 - Step 5: Solve for x
x = 14,276,667,355.43/190,259.63 - Step 6: Final answer
x = 75,037.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.